分数四则混合运算计算题专题训练500题
钓鱼的启示读后感-成都工商网上年检
分数的四则混合运算
计算(能用简便的要简算):
8
2
31
5
5
4
5
111
6
+
3×
5
8
-
4
×(
9
÷
3
)
(
2
-
6
)×
5
÷
5
3
1932
11
1
3<
br>314
1
6
÷【
17
×(
4
+
3<
br>)】
12
-
4
+
10
÷
5
÷【(
4
-
2
)×
5
】
2
2
4
26
53
7
7
3
5
+
15
-
57
×
8
+
8<
br>÷
6
(
11
-
8
)×88
11
424
13—48×(
12
+
16
)
5
÷3+
3
×
5
21
3
712
34
1212
5
+
2
×
5
+
1013
×
7
+
7
×
13
+
13
<
br>5
27
58
1
6
(
8
-
16
)×(
9
+
3
)
13
÷7+
7
×
13
1
3
1
7
11
2
5
【1-(<
br>4
+
8
)】÷
4
9
÷
5
+
9
×
11
132
69
2
(
6
+
4
-
3
)×12
2-
13
÷
26
-
3
1
5
1
3
3
21510
7
51
2
÷
8
+
4
×
5
4
×
5
+
4
÷
221
×
20<
br>÷
6
-
4
43
3
1
333
1
45×
44
(
8
-
4
)÷
88
÷(
8
-
4<
br>)
99
99×
100
5727
6
×4-(
8
+
3
)
5-
8
-0,125
直接写得数
335397
×16= 12÷ = 0.3× = ÷ =
1÷ =
4565108
525111171
× ÷ = ×
÷ × = 0× + =
7372323128
能简算的要简算
48×(
7283155
+2)÷ 23- × ÷ ×7+ ×11
123942799
31
11
21144
5÷[( +
)× ] ×23+ ×67(-)×÷
35132525
55
26
直接写得数。
3÷
653111
9
=
÷10= ÷= -= 18×=
768
10
246
714
÷=
1015
怎样简便就怎样计算:
1117411111
9
÷(1-×)
×【÷(+)】 (-×)÷
5328544424
10
59585513
119
+××
9×+÷ (+)×8+
68996698
2727
X-
84×(
(
121217
155
X= 1-X=
8X+=:X=
333339
4411
31332
11
1
131
-) +(+)×÷+×8
4387
14
3
12
8
12
33541132223
-×)÷
4-(+)×÷(+×)
44635345554
3232778411
8
×÷××(1÷+÷1)
×【(-)÷】
4343987525
15
71333
34
44
9
3
27
×-××
56+44×- (+)×8+
88444
2350
77
50
4
23
怎样简便就怎样算:
11211
211
×3+5×
3×(+)-+3-(+)
22534
121512
3541
15
11241
77
××-+(-)÷+(+)×
4732
16
2372
16
4
25
115174
5
2
+2X=
5X-=X-X=1 X+X=
426
12
3593
11
13—48×(
12
+
16
)
(8
43
7
45×
44
5-
8
-0,125
4477
55
+3)-( - )
13.76-(+1.76+1)
12
7
12
71212
(
11
×)×(13×18)
19.98×37-199.8×
1318
1.9+1998×0.82
35.2÷9+35.2÷
9
8
0.25
6×
1
4
+13÷4-18×0.25
0.32
0.43-0.32
7.6×
1
2
÷【1.9-1.9×(1.9-1.9)】
-563
1
1111
6
×1
7<
br>×1
8
×1
9
×1
1
10
9
×1.25×320
×6.7+3
.2×
×12.5×32-37
3
4
-15÷19-
2
19
×2
2.5
19212121
3.26×【1÷(-)】
(+)+(-)-(+
10100
5
17
)
(2.5+2.5+2.5+2.5) ×25×8
(
91
100
)
(6.9×0.125×1.75)
÷(2.3×
11
8
×
4
)
6
1
2
】÷0.01
0.61×0.25+0.18×
1
4
+0.21×25%
(3
353175
4
9
+
5
13
+
58<
br>9
+
13
)×(1-
(
11
4
-
4
÷2) ×
8
13
+1÷
+
3
4
÷
3
4
+3)
-(7×
【
1
6
÷7×
1
6
)
【5-(0.5×9
1
2+
1
2
×
1
2
)】÷
8
21
10
12
25
)× 2
1
2
1
2
3
×【7
5
6
+(4.125-
1
8
)-4
5
6
】
5
1000÷32÷0.25÷1.25
5
5
4
8
2
6
+
3
×
5
5
8
-
1
4
×(
9
÷
3
)
13
25
+
8
17
) ×2.5+(9
9
17
+
-【1
1
3
-(2.5-1
2
3
)】÷0.125
1
31
2
-
1
6
)×
5
÷
5
(12
(
3
21932
11
1
3
314
÷
[
×(+)
]
-+÷÷
[(-)×
]
12
4
10
5
36174342
5
1
5
1
3
321510
7
51
÷+××
+÷×÷-
2
8
4
5
454221
20
64
45×
3
1
333
1
43
(-)÷÷(-)
8
4
888
4
44
5
5
727
1
7
5
×4-(+) 5--
(-)×(+
9
6838
8
8
16
2
)
3
8
1
6
1
3
5
1
7
11
2
÷7+×÷+×
[
1-(+)
]
÷
4
9
135
7
13
4
8
9
11
(
132
69
2992
4
2
+-)×12
2-÷- 99×+-
1326
36431005
15
5<
br>6
53
7
7
3
1
×+÷
(-)×88 13—48×(+
11
8
12
7<
br>88
6
1
)
16
42421
3
712
34
1212
÷3+×+×+×+×+
53552
5
1013
77
1313
715
10
42623
÷
3.60.684.6
3
1248
577
551132115
(23)()(12)5.165.16
68443366
1159159344
584()(0.747)(1)
82424477
1
1927
1231
+×(-
)
÷
[()][()]
5
46
1
23
[
(
1
1231
21
11
72712
××
)
-
]
÷
[
2-(
)
]
÷
(
)
5
23462
202035
32
5323453355
1
[8.6(3.7)()[()12]
4
9
72785313132793
32
((3)
[
()][()]
5
353395510850
23)
8371149121859
[()8()[16(1)]
941643211585
(
22542138711152
)()[()]
3452023495383
28113560
[()]()(7)
55329
⑴8470÷14-26×18
⑵(6.9-3.15)÷0.3×0.8
⑶13.7+6.24×7.5+4.58
⑷[7.3-7.3×(7.3-7.3) ]÷7.3
⑸24.6×4.6+246×0.44+24.6
⑹
⑺60×(
⑼5×
17415325
⑾(÷+×)×
⑿(0.4+)÷(-0.75)×0.5
485162936
113
138113
+×10+6÷
⑽-(÷+×)
555
421321214
4211
×+÷
5326
3452213
+-) ⑻-×÷
4565544
⒀[4.6-1.2×(
3
4.75×)]÷2.8
8
2
+1.5)]÷3
⒁[5.25-(0.625×4.75+
3
⒂[7.2×(1+
3
111
1
5
)-8.8]÷(4÷-3)
⒃÷[(+)×1.2-0.5÷]
5
422
3
6
1
21
⒄0.125×2.75+×4.25+12.5% ⒅3.68×[1÷(-2.09)]
8
10
8
25
3
811
⒆(17.3×+17.3+17.3×)÷
⒇(÷0.32-×0.375)÷
9
77
5
158
8
2
31
5
5
4
5
111
+×-×(÷) (-)×÷
9
3
55
6
3
5
8
426
3
21932
11
1
3
314
÷[×(+)]
-+÷÷[(-)×]
12
4
10
5
361743425
2
4
26
53
7
7
3
11
+-×+÷ (-)×88 13—48×(+)
11
8
1216
5
15
57
88
6
42421
3
712
34
1212
÷3+×+×+×+×+
53552
5
1013
77
1313
(
5
2758
1
6
1
3
1
-)×(+) ÷7+×
[1-(+)]÷
9
3
4
13
8
16
7
13
4
8
7
11
2
5
132
69
299
÷+× (+-)×12 2-÷- 99×
51326
399
11
643100
1
5
1
3
321510
7
5
1
43
÷+××+÷×÷- 45×
44
2
8
4<
br>5
454221
20
64
(
3
1
333
15727
-)÷÷(-) ×4-(+)
5--0.125
8
4
888
46838