一、乘珠算		答	審核
1	776 × 829 =
2	247 × 357 =
3	67 × 7,385 =
4	149 × 638 =
5	2,515 × 30 =
6	588 × 312 =
7	8,847 × 50 =
8	661 × 835 =
9	975 × 759 =
10	93 × 4,997 =
11	58 × 2,926 =
12	343 × 956 =
13	5,070 × 60 =
14	827 × 968 =
15	699 × 247 =
16	3,771 × 48 =
17	976 × 523 =
18	732 × 644 =
19	262 × 781 =
20	28 × 4,134 =