九九表乘法计算题 100道 用时： 错误：
5 × 8 = 7 × 9 = 4 × 5 = 4 × 6 = 4 × 8 =
9 × 1 = 7 × 3 = 9 × 5 = 3 × 8 = 2 × 2 =
3 × 5 4 × 7 1 × 9 8 × 2 2 × 4 6 × 7 6 × 9 5 × 9 2 × 3 5 × 4 2 × 8 6 × 1 6 × 2 8 × 4 7 × 9 5 × 3 8 × 4 3 × 7 3 × 8 4 × 9 4 × 4 2 × 5 8 × 9 3 × 1 3 × 2 5 × 4 4 × 9 5 × 3 8 × 2 6 × 6 9 × 9 1 × 9 1 × 4 8 × 5 5 × 9 9 × 2 5 × 3 1 × 6 9 × 9 8 × 8 5 × 2 3 × 6 5 × 9 7 × 1 7 × 5
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
9 × 6 = 3 × 1 = 2 × 3 = 9 × 3 = 5 × 6 =
2 × 1 = 2 × 9 = 5 × 5 = 2 × 5 = 8 × 6 =
4 × 1 = 8 × 3 = 7 × 4 = 7 × 6 = 6 × 2 =
4 × 5 2 × 6 5 × 7 3 × 3 3 × 4 4 × 6 6 × 7 6 × 6 1 × 2 7 × 2 8 × 7 2 × 7 7 × 6 8 × 1 5 × 4 3 × 7 3 × 7 7 × 2 6 × 9 2 × 5 4 × 5 4 × 7 5 × 1 1 × 4 6 × 3 7 × 5 4 × 7 3 × 9 6 × 2 1 × 5
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
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