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乘除法算式组（数族）练习
乘除法算式组（数族） · 1–12
用每组数写出一组相关的算式。
答案 — 乘除法算式组（数族）练习
乘除法算式组（数族）
1.9 × 5 = 455 × 9 = 4545 ÷ 9 = 545 ÷ 5 = 9
2.7 × 2 = 142 × 7 = 1414 ÷ 7 = 214 ÷ 2 = 7
6.6 × 4 = 244 × 6 = 2424 ÷ 6 = 424 ÷ 4 = 6
7.2 × 4 = 84 × 2 = 88 ÷ 2 = 48 ÷ 4 = 2
8.4 × 3 = 123 × 4 = 1212 ÷ 4 = 312 ÷ 3 = 4
9.4 × 7 = 287 × 4 = 2828 ÷ 4 = 728 ÷ 7 = 4
10.6 × 2 = 122 × 6 = 1212 ÷ 6 = 212 ÷ 2 = 6
11.4 × 8 = 328 × 4 = 3232 ÷ 4 = 832 ÷ 8 = 4
12.8 × 6 = 486 × 8 = 4848 ÷ 8 = 648 ÷ 6 = 8
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