姓名 ______________________日期 ____________得分 ____ / 12
因数对练习
答案 — 因数对练习
因数对
2.1 × 88, 2 × 44, 4 × 22, 8 × 11
3.1 × 96, 2 × 48, 3 × 32, 4 × 24, 6 × 16, 8 × 12
5.1 × 100, 2 × 50, 4 × 25, 5 × 20, 10 × 10
7.1 × 84, 2 × 42, 3 × 28, 4 × 21, 6 × 14, 7 × 12
9.1 × 66, 2 × 33, 3 × 22, 6 × 11
10.1 × 80, 2 × 40, 4 × 20, 5 × 16, 8 × 10
11.1 × 60, 2 × 30, 3 × 20, 4 × 15, 5 × 12, 6 × 10
12.1 × 75, 3 × 25, 5 × 15
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