人教版六年级分数乘法简便运算练习题
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六年级乘法简便运算专项练习
班别: 姓名:
分数:
7185518
3
( - )×60 (+
)×18 ( - )×
125
(
2
+
1
20
5
)× 5
(
15
24
-
3
)×
6
815
(
24
9
+
81
3
)×
24
12×(
7
+
53
246
+
4
)
4
7
×
636
13
+
7
×
13
22
27
×
353
4
+
27
×
4
4636
7
×
13
+
7
×
13
16
5
×
7
13
-
3
5
×
7
13
18
9
(
84
9
+
27
)×27
6
1
6
2
6
×(
9
+
3
)
(
7
1
20
-
5
)×20
(
43
17
17
×(
4
+
2
)
5
×
551
6
9
+
9
×
6
67
-
62
13
×
513
×
5
3
3743
8
×
11
+
11
×
3
8
1.3×11.6-1.6×1.3
695
×(
27
18
+
30
)
(
3
+
2
5
25
)× 25
5
6
-
5
9
)×18
(
13
5
+
7
)×35
3
3
32
4
×
5
+
4
×
5
7
×6 +
5
1212
× 6
0.92×1.41+0.92×8.59
9
5
×11.6+18.4×
9
5
5
35
52234
×+××7+×5
21×+×21
88
77
3377
65
63
×101
77
× 78
27
×28
100
36×
34
35
6
25
× 24 34
5
27
×26
4
4
5
×10 25
(
13
5
+
7
)×7 ×5
(
4
7
+
8
9
)×7×9
(
23
20
+
8
)× 20×
(
1
+
8
24
3
)×24
21×
3
20
×
34
35
29
31
× 30
3
8
×8
3
(
7
12
-
1
5
)×5 × 12
(
(
21
20
+
5
)× 5×4
8 3×12×(
21
3
-
6
)
(
7
12
-
1
5
)×6×10
(
37×
3
35
6
13
×12
27
28
× 27
4
5
×2.5
55
6
-
9
)×6×18
(
8
+
4
927
)×27×3
(
3
5
+4 )× 25
5
6
-
5
9
)×18×2
71
2727
6 ×5×(
18
+
30
) 30×(
18
+
30
)
( - )×60
125
773377
×101-
× 99 + ×101-
1010
12×
66
13
+
13
14×
77
13
-
13
5
7
×13+
5
7
17×
55
9
+
9
3
5
×
1
6
×5
4
5
×
75
9
×
8
2
× 4 ×
3
54
551010
5
8
×7+
5
8
0.92×99+0.92
1.3×11-1.3
99
5
×19+
5
2
3
×20+
2
3
12×
6
13
+
6
13
3333
4
×27+
4
23×
4
+
4
乘法结合律和交换律
2
3
×
1
4
×3
4
9
×5×18
521
5
7
×16×
5
13
×
4
7
×14
6
×(
2
×
74
1830
)
17
×(125 × 34)
84521732
5
× ×27
× × × ×
9271425545
7
2254321
5
×
10
×
6
5×
7
×
5
3
×
5
×6
1
7 -
2
6
×(
3
)
1
+
6
×
4
24
6
5
7
-
4
9
×
6
4
7
12
×6+
5
12
分数混合计算练习题
3
+
21
5
25
)× 50
1
×(5 -
2
63
)
1-
5
21
7
×
25
5
13
×
4
7
+
3
8
1-
5
×
21
14
25
22
+
9
5
×
10
10
1
2
+(
5
4
×
4
5
)
134
3
×
5
+
5
(