2020小升初六年级毕业计算题专题(答案非常详细)
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2020小升初六年级五星级计算题专题冲刺
二、解方程。(每道4分,共24分)
+
x
=
x
-75%
x
=
3342
2133
姓名:
_________
得分:
_________
一、简便计算。(每道4分,共24分)
5
6
× 12.5 ×
6
5
×8
48
2.7×43%+2.7×0.57
(
1
4
+
13
6
-
8
)× 24
4.3
×(
7
12
-
1
6
)
13
14
×25×
7
13
×0.4
×
7
8
+3.7÷
8
7
(
x
+3.6
)÷
3
4
=24
213
5
x
-
5
=
10
113
6
+
3
x
=
8
2
5
x
+ 25%
x
=65
三、混合运算。(每道5分,共40分)
521
20÷+ × - ÷×
42675
+ ÷× (1-)×(1-25%)
54161
537
3
4
×(
2
3
−
2
21
÷
4
7
)
3
×
5
109
-
2
3
÷6
86
8
15
×【
3
4
÷【
33
(
3
4
-
1
2
)÷
5
12
】
41
15
×(1+
8
)】
41421255
四、把下列比化简成最简整数比,并求出比值。
(每道2分,共
12分)
4
:
1
96
0.75:
3
8
40kg:0.8t
1
3
7
:
2
15
5
0.375:
8
16.55:2.5
2020小升初六年级毕业计算题专题答案权威发布
一、简便计算:
二、解方程:
21
33
1
3
+=
x
3
4
x
-75%
x
=
x
=3
2
5671
× 12.5 ×
×8
48×( -
) 2.7×43%+2.7×0.57
65126
5671
=( × )×(12.5×8 )
=48×
– 48 × =2.7×(0.43+0.57)
65126
=1×(12.5×8 )
=28-8 =2.7×1
=100
=20 =2.7
解:
x
=-
解:25%
43
323
2
19813
x
=-
x
=
3121242
113
xx
=
=
×4
3122
x
=×3
x
=6
12
1
4
1
x
=
11378
×25×
×0.4 ( +
-
)× 24 4.3× +3.7÷
141346887
137
(
x
+3.6
)÷=24
+
x
=
4
3
4
63
1
3113
13711377
=(×)×(25×0.4) = ×24+
×24-
×24 = 4.3× +3.7×
141346888
17
= × 10
=6+4-9 =
× (4.3+3.7)
28
7
=5
=1 = × 8
8
=7
解:(
x
+3.6
)=24×
解:
x
=
-
x
+3.6
8
31
=18
x
=
324
5
24
5
8
386
15
x
=18-3.6
x
=
×3
x
=14.4
x
=
2
5
x
-
13
3
510
x
=
=
1
510
2
5
x
+
25%
x
=65
x
+
20
13
3
4
3
4
3
4
3
4
3
8
×(
−
3
2
3<
br>2
3
22
21
2
21
1
6
÷
) ×【(-)÷】
715
8
4212
48315
解
2
5
+
解:
32
10
2
5
25
100
1
4
x
=65
=
×(
−×
) = ×(÷)
415
8
412
5
1
4
12
15
715
2
5
x
=
10
+
5
2
2
5
x
+
x
=65
=
×(
−
) = ×(×)
= ×
= ×
2155
183
2
5
x
=
5
5
8
2010
x
+
5
20
x
=65
x
=
x
=
10
5
4
×
13
20
x
=65
=
=
25
8
65×
x
=
3
10
× -
÷6 ÷【×(1+)】
934158
5
9
23
1
6
3
4
49
158
52341
x
=
100
三、混合运算:
4<
br>5
2
3
6
7
75
86
5
3
2
3
= × - × = ÷(×)
10
1
6
3
= -
=÷
94
5
2
10
133
20÷+ ×
- ÷×
=20× + =-××
4
4
7
786
7
8
53
547532
=
=
18
1
1
4142125
152116
41
4
15
4
1
8
6
4
16
25
25
=25+ =
−
3
1
+ ÷× (1-)×(1-25%)
5
4
5
4
5
54161
=25
=
724
413
=+×× = × 75%
= +× = ×
4
5
3
5
3
445
29
20
75
100
= + = ×
=
=
四、把下列比化简成最简整数比,并求出比值。
4
:
6
0.75:
8
40kg:0.8t
9
413
13
1
7
:
5
0.375:
8
16.55:2.5
=
7
:
5
=0.375×8:
8
×8
=16.55×100:2.5×100
=
7
×35 :
5
×35 =3:15
=1655:250
3215
10
10
215
=
9
×18
:
6
×18
=0.75×8:
8
×8
=40kg:0.8×1000kg
2
=8 :3 =6:3
=40kg:800kg
=50:14
=3÷3:15÷3 =1655÷5:250÷5
=
8
3
或2
2
3
=6÷3:
=2:1
=2 =1
3÷3 =40:800
=40÷40:800÷40
:20
=
1
20
或0.05
=50÷2:
=25:7
=
=
254
7
或3
7
÷2 =1:5
=331
1
5
或0.2 =
:50
331
50
或6.62
14