加法交换律和结合律简便计算
苏门答腊小矮人-七情六欲歌曲
加法交换律和结合律简便计算
姓名:
日期:
63+57+137+543=(______+______)+(______+____
__)=______+______=______
95+(713+5)=(______+__
____)+______=______+______=______
278+22+181+1
19=(______+______)+(______+______)=______+______=_
_____
346+249+154+51=(______+______)+(______+_
_____)=______+______=______
45+55+142+258=(___
___+______)+(______+______)=______+______=______ <
br>114+186+14+286=(______+______)+(______+______)=
______+______=______
72+114+228+86=(______+___
___)+(______+______)=______+______=______
219+
381+211+89=(______+______)+(______+______)=______+
______=______
323+(362+277)=(______+______)+__
____=______+______=______
44+(138+556)=(______
+______)+______=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
195+(121+105)=(______+______)+______=_____
_+______=______
186+514+34+66=(______+______)+
(______+______)=______+______=______
87+(798+1
3)=(______+______)+______=______+______=______
96+604+127+73=(______+______)+(______+______)=___
___+______=______
278+273+227+22=(______+_____
_)+(______+______)=______+______=______
10+144
+490+56=(______+______)+(______+______)=______+___
___=______
125+75+193+7=(______+______)+(_____
_+______)=______+______=______
134+39+161+266=
(______+______)+(______+______)=______+______=____
__
386+(253+114)=(______+______)+______=______
+______=______
227+73+352+248=(______+______)+
(______+______)=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
207+111+93+189=(______+______)+(______+___
___)=______+______=______
400+27+173+300=(____
__+______)+(______+______)=______+______=______ 125+129+575+71=(______+______)+(______+______)=_
_____+______=______
74+118+182+26=(______+____
__)+(______+______)=______+______=______
33+(2
66+567)=(______+______)+______=______+______=_____
_
544+69+56+31=(______+______)+(______+______)
=______+______=______
35+65+481+119=(______+__
____)+(______+______)=______+______=______
166
+(538+34)=(______+______)+______=______+______=___
___
224+66+476+34=(______+______)+(______+____
__)=______+______=______
118+117+482+83=(_____
_+______)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
479+39+21+61=(______+______)+(______+_____
_)=______+______=______
48+129+71+352=(______+
______)+(______+______)=______+______=______
3
14+(40+86)=(______+______)+______=______+______=__
____
93+(555+107)=(______+______)+______=_____
_+______=______
425+275+100+100=(______+______
)+(______+______)=______+______=______
329+33+
271+67=(______+______)+(______+______)=______+____
__=______
84+416+175+25=(______+______)+(_____
_+______)=______+______=______
536+(301+64)=(_
_____+______)+______=______+______=______
164+
(70+536)=(______+______)+______=______+______=____
__
419+107+293+81=(______+______)+(______+____
__)=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
108+276+392+24=(______+______)+(______+___
___)=______+______=______
129+371+73+127=(____
__+______)+(______+______)=______+______=______ 390+32+68+310=(______+______)+(______+______)=__
____+______=______
262+(22+238)=(______+______
)+______=______+______=______
190+75+510+25=(_
_____+______)+(______+______)=______+______=______
12+11+89+88=(______+______)+(______+______)=__
____+______=______
113+(99+87)=(______+______)
+______=______+______=______
184+177+16+523=(_
_____+______)+(______+______)=______+______=______
79+(786+21)=(______+______)+______=______+____
__=______
55+192+8+645=(______+______)+(______
+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
51+285+215+249=(______+______)+(______+___
___)=______+______=______
12+(588+188)=(______
+______)+______=______+______=______
114+186+9
7+203=(______+______)+(______+______)=______+_____
_=______
332+(271+168)=(______+______)+______=
______+______=______
94+33+106+567=(______+___
___)+(______+______)=______+______=______
365+
12+135+88=(______+______)+(______+______)=______+_
_____=______
84+(309+16)=(______+______)+_____
_=______+______=______
51+549+298+2=(______+__
____)+(______+______)=______+______=______
109
+91+49+551=(______+______)+(______+______)=______+
______=______
73+384+116+27=(______+______)+(_
_____+______)=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
238+214+86+162=(______+______)+(______+___
___)=______+______=______
187+(649+13)=(______
+______)+______=______+______=______
180+220+6
1+339=(______+______)+(______+______)=______+_____
_=______
185+(10+515)=(______+______)+______=_
_____+______=______
187+63+13+237=(______+____
__)+(______+______)=______+______=______
191+(
362+409)=(______+______)+______=______+______=____
__
433+129+267+71=(______+______)+(______+____
__)=______+______=______
70+30+70+30=(______+_
_____)+(______+______)=______+______=______
48
+602+98+52=(______+______)+(______+______)=______+
______=______
439+(327+161)=(______+______)+__
____=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
261+144+239+156=(______+______)+(______+__
____)=______+______=______
548+(378+52)=(_____
_+______)+______=______+______=______
127+(54+
473)=(______+______)+______=______+______=______ <
br>22+59+341+478=(______+______)+(______+______)=_
_____+______=______
50+50+511+289=(______+____
__)+(______+______)=______+______=______
114+1
86+97+203=(______+______)+(______+______)=______+_
_____=______
353+59+41+347=(______+______)+(__
____+______)=______+______=______
268+46+254+1
32=(______+______)+(______+______)=______+______=_
_____
22+366+134+278=(______+______)+(______+_
_____)=______+______=______
184+(103+116)=(___
___+______)+______=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
239+(52+61)=(______+______)+______=______+
______=______
273+30+427+170=(______+______)+(
______+______)=______+______=______
89+61+239+
511=(______+______)+(______+______)=______+______=
______
450+(91+250)=(______+______)+______=___
___+______=______
141+(482+359)=(______+______
)+______=______+______=______
50+50+118+682=(_
_____+______)+(______+______)=______+______=______
137+30+363+170=(______+______)+(______+______)
=______+______=______
392+(98+108)=(______+___
___)+______=______+______=______
24+192+8+276=
(______+______)+(______+______)=______+______=____
__
292+108+19+481=(______+______)+(______+____
__)=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
41+(514+59)=(______+______)+______=______+
______=______
241+(255+459)=(______+______)+__
____=______+______=______
171+(84+29)=(______+
______)+______=______+______=______
120+80+307
+293=(______+______)+(______+______)=______+______
=______
657+77+23+43=(______+______)+(______+_
_____)=______+______=______
81+19+511+89=(____
__+______)+(______+______)=______+______=______ 355+145+70+30=(______+______)+(______+______)=__
____+______=______
348+(174+252)=(______+_____
_)+______=______+______=______
41+(762+59)=(__
____+______)+______=______+______=______
26+74
+235+565=(______+______)+(______+______)=______+__
____=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
23+177+477+23=(______+______)+(______+____
__)=______+______=______
205+(266+95)=(______+
______)+______=______+______=______
466+24+134
+276=(______+______)+(______+______)=______+______
=______
361+315+39+185=(______+______)+(______
+______)=______+______=______
297+471+3+29=(__
____+______)+(______+______)=______+______=______
386+93+314+7=(______+______)+(______+______)=_
_____+______=______
278+42+158+322=(______+___
___)+(______+______)=______+______=______
344+
24+56+76=(______+______)+(______+______)=______+__
____=______
358+105+95+42=(______+______)+(___
___+______)=______+______=______
7+546+293+54=
(______+______)+(______+______)=______+______=____
__
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
67+141+59+533=(______+______)+(______+____
__)=______+______=______
21+(427+479)=(______+
______)+______=______+______=______
181+(181+3
19)=(______+______)+______=______+______=______ 126+25+275+74=(______+______)+(______+______)=__
____+______=______
105+595+19+81=(______+_____
_)+(______+______)=______+______=______
15+12+
188+85=(______+______)+(______+______)=______+____
__=______
193+7+70+530=(______+______)+(______
+______)=______+______=______
402+298+142+58=(
______+______)+(______+______)=______+______=_____
_
384+36+316+164=(______+______)+(______+_____
_)=______+______=______
41+80+320+59=(______+_
_____)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
102+(277+98)=(______+______)+______=______
+______=______
454+(17+146)=(______+______)+__
____=______+______=______
72+328+178+222=(____
__+______)+(______+______)=______+______=______ 252+87+48+13=(______+______)+(______+______)=___
___+______=______
36+54+464+146=(______+______
)+(______+______)=______+______=______
239+112
+188+161=(______+______)+(______+______)=______+__
____=______
144+256+415+85=(______+______)+(__
____+______)=______+______=______
18+75+182+25
=(______+______)+(______+______)=______+______=___
___
19+(381+81)=(______+______)+______=______+
______=______
87+13+79+621=(______+______)+(__
____+______)=______+______=______
评价等级:优秀〇 良好〇
及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
623+39+77+161=(______+______)+(______+____
__)=______+______=______
471+129+130+70=(_____
_+______)+(______+______)=______+______=______
231+214+86+369=(______+______)+(______+______)=__
____+______=______
195+105+319+181=(______+___
___)+(______+______)=______+______=______
417+
(28+283)=(______+______)+______=______+______=____
__
337+72+128+63=(______+______)+(______+_____
_)=______+______=______
7+62+38+93=(______+___
___)+(______+______)=______+______=______
120+
380+64+36=(______+______)+(______+______)=______+_
_____=______
483+32+68+217=(______+______)+(__
____+______)=______+______=______
380+8+92+120
=(______+______)+(______+______)=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
30+(204+70)=(______+______)+______=______+
______=______
75+102+325+98=(______+______)+(_
_____+______)=______+______=______
305+294+195
+6=(______+______)+(______+______)=______+______=_
_____
675+25+37+63=(______+______)+(______+___
___)=______+______=______
67+133+4+196=(______
+______)+(______+______)=______+______=______
110+(144+290)=(______+______)+______=______+______
=______
292+108+163+237=(______+______)+(_____
_+______)=______+______=______
186+114+46+154=
(______+______)+(______+______)=______+______=____
__
29+83+17+371=(______+______)+(______+______
)=______+______=______
98+210+2+190=(______+__
____)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
87+513+40+160=(______+______)+(______+____
__)=______+______=______
663+60+37+140=(______
+______)+(______+______)=______+______=______
582+65+35+18=(______+______)+(______+______)=_____
_+______=______
377+(329+23)=(______+______)+_
_____=______+______=______
85+15+82+18=(______
+______)+(______+______)=______+______=______
16+(17+84)=(______+______)+______=______+______=__
____
391+150+109+150=(______+______)+(______+_
_____)=______+______=______
91+509+22+278=(___
___+______)+(______+______)=______+______=______ <
br>123+6+194+77=(______+______)+(______+______)=__
____+______=______
262+338+268+32=(______+____
__)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
241+69+259+131=(______+______)+(______+___
___)=______+______=______
164+408+36+92=(_____
_+______)+(______+______)=______+______=______
424+276+40+60=(______+______)+(______+______)=___
___+______=______
522+117+83+78=(______+______
)+(______+______)=______+______=______
375+225
+169+31=(______+______)+(______+______)=______+___
___=______
128+272+187+213=(______+______)+(__
____+______)=______+______=______
68+32+97+3=(
______+______)+(______+______)=______+______=_____
_
36+123+464+77=(______+______)+(______+______
)=______+______=______
99+(288+501)=(______+__
____)+______=______+______=______
45+655+37+63
=(______+______)+(______+______)=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
44+177+256+123=(______+______)+(______+___
___)=______+______=______
208+(462+192)=(_____
_+______)+______=______+______=______
54+438+1
46+162=(______+______)+(______+______)=______+____
__=______
28+245+155+272=(______+______)+(____
__+______)=______+______=______
649+75+51+25=(
______+______)+(______+______)=______+______=_____
_
194+(601+106)=(______+______)+______=______+
______=______
181+(186+419)=(______+______)+__
____=______+______=______
225+171+29+475=(____
__+______)+(______+______)=______+______=______ 57+(112+43)=(______+______)+______=______+______
=______
297+281+119+103=(______+______)+(_____
_+______)=______+______=______
评价等级:优秀〇 良好〇
及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
172+128+37+263=(______+______)+(______+___
___)=______+______=______
97+503+292+8=(______
+______)+(______+______)=______+______=______
301+399+34+66=(______+______)+(______+______)=____
__+______=______
596+(20+4)=(______+______)+__
____=______+______=______
143+(247+257)=(_____
_+______)+______=______+______=______
371+(74+
329)=(______+______)+______=______+______=______ <
br>207+(212+393)=(______+______)+______=______+___
___=______
79+(495+21)=(______+______)+______=
______+______=______
25+65+35+475=(______+____
__)+(______+______)=______+______=______
187+(
775+13)=(______+______)+______=______+______=_____
_
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
149+(648+51)=(______+______)+______=______
+______=______
2+398+274+126=(______+______)+(
______+______)=______+______=______
272+28+235
+65=(______+______)+(______+______)=______+______=
______
41+359+148+252=(______+______)+(______+
______)=______+______=______
29+271+193+307=(_
_____+______)+(______+______)=______+______=______
124+(239+276)=(______+______)+______=______+__
____=______
35+408+265+192=(______+______)+(__
____+______)=______+______=______
313+138+62+2
87=(______+______)+(______+______)=______+______=_
_____
393+(235+307)=(______+______)+______=___
___+______=______
36+456+44+64=(______+______)
+(______+______)=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
84+16+31+169=335+44+56+265=(______+______)
+(______+______)=______
+______=______
73+6
27+79+21=(______+______)+(______+______)=______+__
____=______
106+(108+94)=(______+______)+_____
_=______+______=______
46+21+354+479=(______+_
_____)+(______+______)=______+______=______
26
1+41+59+39=(______+______)+(______+______)=______+
______=______
196+159+4+341=(______+______)+(_
_____+______)=______+______=______
6+365+35+94
=(______+______)+(______+______)=______+______=___
___
40+60+163+237=(______+______)+(______+____
__)=______+______=______
122+372+78+128=(_____
_+______)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
116+184+340+60=(______+______)+(______+___
___)=______+______=______
176+175+125+24=(____
__+______)+(______+______)=______+______=______ 93+2+398+207=(______+______)+(______+______)=___
___+______=______
281+(358+19)=(______+______)
+______=______+______=______
7+105+93+495=(___
___+______)+(______+______)=______+______=______ <
br>386+14+28+72=(______+______)+(______+______)=__
____+______=______
257+3+343+197=(______+_____
_)+(______+______)=______+______=______
456+81
+119+244=(______+______)+(______+______)=______+__
____=______
87+(36+13)=(______+______)+______=
______+______=______
372+111+28+189=(______+__
____)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
56+344+37+163=(______+______)+(______+____
__)=______+______=______
246+87+54+13=(______+
______)+(______+______)=______+______=______
1
86+114+58+42=(______+______)+(______+______)=_____
_+______=______
194+6+352+148=(______+______)+
(______+______)=______+______=______
286+(623+
14)=(______+______)+______=______+______=______ 60+54+540+246=(______+______)+(______+______)=__
____+______=______
203+497+37+63=(______+_____
_)+(______+______)=______+______=______
114+25
+275+286=(______+______)+(______+______)=______+__
____=______
191+17+83+309=(______+______)+(___
___+______)=______+______=______
284+16+94+106
=(______+______)+(______+______)=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
99+24+1+176=(______+______)+(______+______
)=______+______=______
170+93+107+530=(______+
______)+(______+______)=______+______=______
8
+392+106+294=(______+______)+(______+______)=_____
_+______=______
264+207+236+193=(______+______
)+(______+______)=______+______=______
450+72+
150+128=(______+______)+(______+______)=______+___
___=______
72+128+445+255=(______+______)+(___
___+______)=______+______=______
483+23+77+217
=(______+______)+(______+______)=______+______=___
___
42+(428+58)=(______+______)+______=______+
______=______
496+36+164+204=(______+______)+(
______+______)=______+______=______
61+39+121+
479=(______+______)+(______+______)=______+______=
______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
74+139+161+326=(______+______)+(______+___
___)=______+______=______
46+246+54+254=(_____
_+______)+(______+______)=______+______=______
151+47+53+449=(______+______)+(______+______)=___
___+______=______
181+19+169+431=(______+_____
_)+(______+______)=______+______=______
35+(18
3+465)=(______+______)+______=______+______=______
233+122+278+267=(______+______)+(______+______
)=______+______=______
324+(418+76)=(______+__
____)+______=______+______=______
439+(265+261
)=(______+______)+______=______+______=______
19+36+381+164=(______+______)+(______+______)=____
__+______=______
77+(60+123)=(______+______)+_
_____=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
53+(888+47)=(______+______)+______=______+
______=______
150+(203+250)=(______+______)+__
____=______+______=______
153+447+10+290=(____
__+______)+(______+______)=______+______=______ 225+(403+275)=(______+______)+______=______+____
__=______
113+257+143+187=(______+______)+(___
___+______)=______+______=______
9+545+155+91=
(______+______)+(______+______)=______+______=____
__
337+63+139+61=(______+______)+(______+_____
_)=______+______=______
193+(46+107)=(______+_
_____)+______=______+______=______
377+(384+12
3)=(______+______)+______=______+______=______
201+18+99+182=(______+______)+(______+______)=___
___+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
64+232+68+36=(______+______)+(______+_____
_)=______+______=______
118+(497+82)=(______+_
_____)+______=______+______=______
88+145+455+
12=(______+______)+(______+______)=______+______=_
_____
168+332+88+312=(______+______)+(______+_
_____)=______+______=______
78+32+68+322=(____
__+______)+(______+______)=______+______=______ 59+129+241+371=(______+______)+(______+______)=_
_____+______=______
675+87+25+13=(______+_____
_)+(______+______)=______+______=______
138+(2
11+562)=(______+______)+______=______+______=_____
_
23+26+74+77=(______+______)+(______+______)=
______+______=______
159+148+152+41=(______+__
____)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
317+383+70+30=(______+______)+(______+____
__)=______+______=______
70+(685+30)=(______+_
_____)+______=______+______=______
483+(215+11
7)=(______+______)+______=______+______=______
133+(572+167)=(______+______)+______=______+_____
_=______
184+116+85+415=(______+______)+(_____
_+______)=______+______=______
84+113+287+216=
(______+______)+(______+______)=______+______=____
__
50+93+50+307=(______+______)+(______+______
)=______+______=______
64+96+36+304=(______+__
____)+(______+______)=______+______=______
31+
228+69+272=(______+______)+(______+______)=______+
______=______
239+231+161+69=(______+______)+(
______+______)=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
467+33+73+27=(______+______)+(______+_____
_)=______+______=______
145+39+55+61=(______+_
_____)+(______+______)=______+______=______
14
+51+86+149=(______+______)+(______+______)=______+
______=______
98+402+130+70=(______+______)+(_
_____+______)=______+______=______
72+(252+228
)=(______+______)+______=______+______=______
217+83+184+416=(______+______)+(______+______)=___
___+______=______
255+45+583+17=(______+______
)+(______+______)=______+______=______
3+(106+
597)=(______+______)+______=______+______=______ <
br>144+56+25+75=(______+______)+(______+______)=__
____+______=______
37+379+221+63=(______+_____
_)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
169+(408+331)=(______+______)+______=_____
_+______=______
57+133+167+43=(______+______)+
(______+______)=______+______=______
280+105+9
5+20=(______+______)+(______+______)=______+______
=______
29+471+28+72=(______+______)+(______+_
_____)=______+______=______
330+198+70+302=(__
____+______)+(______+______)=______+______=______
36+21+464+179=(______+______)+(______+______)=
______+______=______
259+56+344+41=(______+___
___)+(______+______)=______+______=______
461+
209+191+39=(______+______)+(______+______)=______+
______=______
178+87+22+13=(______+______)+(__
____+______)=______+______=______
617+93+83+7=
(______+______)+(______+______)=______+______=____
__
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
6+(707+194)=(______+______)+______=______+
______=______
275+69+325+131=(______+______)+(
______+______)=______+______=______
682+(244+1
8)=(______+______)+______=______+______=______
290+(273+310)=(______+______)+______=______+_____
_=______
19+181+91+409=(______+______)+(______
+______)=______+______=______
311+(3+289)=(___
___+______)+______=______+______=______
65+127
+173+35=(______+______)+(______+______)=______+___
___=______
10+(560+90)=(______+______)+______=
______+______=______
130+70+283+117=(______+__
____)+(______+______)=______+______=______
274
+(44+326)=(______+______)+______=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
170+(192+130)=(______+______)+______=_____
_+______=______
430+70+196+4=(______+______)+(
______+______)=______+______=______
154+60+440
+46=(______+______)+(______+______)=______+______=
______
85+(396+215)=(______+______)+______=___
___+______=______
259+341+52+48=(______+______
)+(______+______)=______+______=______
19+162+
38+81=(______+______)+(______+______)=______+_____
_=______
170+(396+430)=(______+______)+______=
______+______=______
54+138+46+362=(______+___
___)+(______+______)=______+______=______
12+(
18+488)=(______+______)+______=______+______=_____
_
3+(440+97)=(______+______)+______=______+___
___=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
609+21+91+79=(______+______)+(______+_____
_)=______+______=______
271+229+328+72=(______
+______)+(______+______)=______+______=______
42+(83+658)=(______+______)+______=______+______=_
_____
435+(177+265)=(______+______)+______=___
___+______=______
435+21+179+265=(______+_____
_)+(______+______)=______+______=______
42+(30
7+58)=(______+______)+______=______+______=______
14+(380+186)=(______+______)+______=______+___
___=______
199+183+201+117=(______+______)+(__
____+______)=______+______=______
182+36+218+1
64=(______+______)+(______+______)=______+______=_
_____
540+60+121+179=(______+______)+(______+_
_____)=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
400+200+103+197=(______+______)+(______+__
____)=______+______=______
272+351+28+49=(____
__+______)+(______+______)=______+______=______ 361+489+11+39=(______+______)+(______+______)=__
____+______=______
174+(174+526)=(______+_____
_)+______=______+______=______
37+363+244+56=(
______+______)+(______+______)=______+______=_____
_
38+(45+562)=(______+______)+______=______+__
____=______
281+(69+319)=(______+______)+_____
_=______+______=______
365+39+35+261=(______+_
_____)+(______+______)=______+______=______
84
+99+316+401=(______+______)+(______+______)=______
+______=______
3+69+131+197=(______+______)+(_
_____+______)=______+______=______
评价等级:优秀〇
良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
42+(401+158)=(______+______)+______=______
+______=______
139+61+97+203=(______+______)+(
______+______)=______+______=______
152+41+59+
248=(______+______)+(______+______)=______+______=
______
20+(852+80)=(______+______)+______=____
__+______=______
551+74+26+149=(______+______)
+(______+______)=______+______=______
130+(441
+170)=(______+______)+______=______+______=______
350+(282+350)=(______+______)+______=______+__
____=______
654+(1+46)=(______+______)+______=
______+______=______
89+(448+11)=(______+_____
_)+______=______+______=______
151+236+164+149
=(______+______)+(______+______)=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
86+(109+514)=(______+______)+______=______
+______=______
148+(109+452)=(______+______)+_
_____=______+______=______
209+491+103+97=(___
___+______)+(______+______)=______+______=______ <
br>591+123+77+9=(______+______)+(______+______)=__
____+______=______
238+18+162+282=(______+____
__)+(______+______)=______+______=______
243+(
420+257)=(______+______)+______=______+______=____
__
95+(524+205)=(______+______)+______=______+
______=______
166+34+4+96=(______+______)+(___
___+______)=______+______=______
293+407+76+24
=(______+______)+(______+______)=______+______=___
___
5+285+95+515=(______+______)+(______+_____
_)=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
212+(385+188)=(______+______)+______=_____
_+______=______
123+(437+377)=(______+______)+
______=______+______=______
47+(193+353)=(____
__+______)+______=______+______=______
487+(19
0+213)=(______+______)+______=______+______=______
139+261+55+45=(______+______)+(______+______)=
______+______=______
126+291+209+174=(______+_
_____)+(______+______)=______+______=______
22
5+(391+75)=(______+______)+______=______+______=__
____
2+98+31+569=(______+______)+(______+_____
_)=______+______=______
335+(2+65)=(______+___
___)+______=______+______=______
554+71+29+146
=(______+______)+(______+______)=______+______=___
___
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
311+(392+289)=(______+______)+______=_____
_+______=______
384+(41+316)=(______+______)+_
_____=______+______=______
356+(235+344)=(____
__+______)+______=______+______=______
120+(42
+280)=(______+______)+______=______+______=______
86+(137+114)=(______+______)+______=______+___
___=______
427+273+25+75=(______+______)+(____
__+______)=______+______=______
297+(169+303)=
(______+______)+______=______+______=______
20
+(116+280)=(______+______)+______=______+______=__
____
50+53+47+50=(______+______)+(______+_____
_)=______+______=______
203+183+197+117=(_____
_+______)+(______+______)=______+______=______
评价等级:优秀〇 良好〇 及格〇 家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
133+154+146+367=(______+______)+(______+__
____)=______+______=______
358+(28+42)=(______
+______)+______=______+______=______
248+252+6
4+136=(______+______)+(______+______)=______+_____
_=______
41+559+283+17=(______+______)+(______
+______)=______+______=______
286+520+80+14=(_
_____+______)+(______+______)=______+______=______
490+(477+10)=(______+______)+______=______+___
___=______
128+(388+72)=(______+______)+______
=______+______=______
230+(207+70)=(______+___
___)+______=______+______=______
236+64+262+13
8=(______+______)+(______+______)=______+______=__
____
316+(146+384)=(______+______)+______=____
__+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________
加法交换律和结合律简便计算
姓名:
日期:
11+92+8+589=(______+______)+(______+______
)=______+______=______
91+9+433+167=(______+__
____)+(______+______)=______+______=______
227
+(336+273)=(______+______)+______=______+______=__
____
13+508+92+87=(______+______)+(______+____
__)=______+______=______
188+(158+112)=(______
+______)+______=______+______=______
75+25+10+
90=(______+______)+(______+______)=______+______=_
_____
361+489+11+39=(______+______)+(______+__
____)=______+______=______
233+(239+167)=(____
__+______)+______=______+______=______
166+(53
7+234)=(______+______)+______=______+______=______
125+14+386+175=(______+______)+(______+______)
=______+______=______
评价等级:优秀〇 良好〇 及格〇
家长签字:________