一、乘珠算		答	審核
1	16 × 197 =
2	239 × 20 =
3	79 × 334 =
4	960 × 59 =
5	74 × 201 =
6	398 × 21 =
7	58 × 479 =
8	586 × 82 =
9	83 × 590 =
10	371 × 39 =
11	61 × 470 =
12	766 × 66 =
13	67 × 850 =
14	147 × 51 =
15	49 × 902 =
16	532 × 27 =
17	35 × 128 =
18	382 × 40 =
19	12 × 624 =
20	679 × 64 =