1 乘法 7 等于多少？

1 × 6 = 6 1 × 8 = 8 1 × 5 = 5 1 × 9 = 9 1 × 4 = 4 1 × 10 = 10 1 × 11 = 11 1 × 3 = 3 2 × 7 = 14 3 × 7 = 21 4 × 7 = 28 5 × 7 = 35 6 × 7 = 42 7 × 7 = 49 8 × 7 = 56 9 × 7 = 63 7 × 1 = 7 8 × 1 = 8 2 × 3 = 6 5 × 1 = 5 100 - 93 = 7 85 - 78 = 7 61 - 54 = 7 80 - 73 = 7 31 × 21 = 651 12 × 50 = 600 58 × 84 = 4872 21 × 89 = 1869 57 × 7 = 399 48 × 80 = 3840