文档介绍：乘法 练****br/>146 × 1 2 =
/1 10
235 × 1 4 =
1 76 × 4 7 =
42 6 ×2 5 =
23 7 ×8 2 =
124 × 7 3 =
46 × 21 5 =
2 24 × 3 6 =
28 × 25 3 =
47 ×21 4 =
234 × 1 6 =
152 × 3 2 =
2 46 × 3 4 =
18 2 × 4 7 =
32 2 ×2 4 =
245 × 3 6 =
659 × 2 3 =
2 86 × 4 5 =
34 7 × 5 6 =
72 ×42 5 =
/2 10
358 × 1 4 =
28 × 13 5 =
35 × 14 6 =
12 8 × 6 5 =
15 7 ×2 4 =
187 × 3 2 =
2 18 × 5 6 =
2 56 × 2 7 =
13 6 × 4 8 =
43 2 ×4 5 =
230 × 5 0 =
360 × 6 0 =
4 20 × 4 5 =
68 0 × 3 2 =
18 0 ×5 1 =
415 × 5 6 =
47 × 13 5 =
82 × 25 6 =
38 0 × 2 4 =
54 0 ×1 8 =
/3 10
630 × 1 8 =
640 × 1 2 =
4 09 × 2 3 =
70 8 × 2 5 =
36 0 ×4 0 =
460 × 7 0 =
85 × 27 0 =
5 80 × 5 4 =
60 9 ×2 4 =
80 6 ×3 5 =
1 4 2 ×3 6 =
5 1 6 ×2 4 =
3 59 ×2 1 =
27 0 ×4 0 =
39 0 ×3 6 =
6 0 3 ×2 0 =
2 7 0 ×4 0 =
4 07 ×5 2 =
29 ×48 0 =
80 5 ×9 0 =
/4 10
7 4 3 ×1 7 =
4 6 7 ×1 7 =
1 65 ×5 8 =
53 0 ×6 0 =
49 7 ×6 0 =
1 6 0 ×3 2 =
6 0 8 ×6 8 =
5 56 ×8 2 =
21 8 ×3 6 =
56 0 ×5 6 =
2 5 6 ×1 4 =
3 1 7 ×2 8 =
3 48 ×2 7 =
25 6 ×2 6 =
72 ×25 2 =
9 0 8 ×6 0 =
4 0 6 ×1 5 =
1 70 ×6 0 =
90 ×14 0 =
23 6 ×6 1 =
/5 10
2 9 5 ×1 8 =
2 0 9 ×3 5 =
1 35 ×48 =
3 6 ×5 04 =
4 0 ×7 60 =
4 8 ×20 9 =
8 3 6 ×1 2 =
3 8 ×80 0 =
70 9 ×2 7 =
27 0 ×6 2 =
5 2 ×52 8 =
1 8 3 ×9 0 =
5 80 ×40 =
3 5 8 ×6 0 =
7 5 0 ×7 5 0 =
8 0 4 ×7 5 =
1 2 0 ×2 5 0 =
10 8 ×6 5 =
60 9 ×3 8 =
78 ×31 5 =
/6 10
除法 练****br/>9