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四年級口算題：兩位數(shù)乘一位數(shù)
（1）13 × 4 = ?。?）2 × 87 = ?。?）65 × 5 = ?。?）5 × 89 = ?。?）2 × 65 = ?。?）6 × 72 = ?。?）19 × 7 = （8）6 × 40 = ?。?）49 × 8 = （10）64 × 1 = ?。?1）2 × 59 = ?。?2）71 × 9 = ?。?3）38 × 6 = ?。?4）5 × 69 = ?。?5）77 × 1 = |
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