文档介绍：分数乘法计算题练****br/>4 ×18
9
×21
× 3 9 8
7× 8
21
×3
4
×5× 2
9 15
×1 1
5
3×6×2
41121
×2 2
11
×7 1
92
15
5 × 2
22×5
5 ×24
7
5
15
6
6
56× 9
4 × 3
25 ×11
3 × 1
14
9
8
121
50
4
2
3 × 8
11× 36
15× 1
5 ×12
4
9
12
121
5
8
4 × 5
8× 1
2 ×10
3 ×24
5
16
8
5
8
5 ×
7 × 4
13×8
15×3
8
12
7
8
6
8 × －
1
4 ×21
11
7
×1 5
13×11×21
9
4
7
2
21 × 26 ×10
3 3×22
×5 1
3
36
13
11
6
14
× 4 4
2
5 ×12
7
6
× 3
4
150× 2
15
72× 5
12
48× 13
16
12× 1
3
11 ×5
27×5
15
18
17× 9
18×5
24
34
25
16
26×28
28× 7
63
39
8
3 ×
×1 5
8
6
9
×15
19
× 1
20
2
17
× 38
19 ×24
19
51
36
8
1
×
× 4
7
13
× 2
6
3
1 ×
2
4 ×
17
7
7
× 1
3
×1 19
(
1+3)×12
79 × 101
1
× 3 8+ ×8
17
23
3
4
100
4
5
×6 2 +6 2 ×
2
1
×5
× 2 2
× 5
4
5 ×
8
7
7
4
3
11
6
1 1 ×
32
× 3 1
(
7 - 1)×50
4
2 × 1
2 × 7
2
2 ×6×
14
3
25
5
5