1 乘法 45 等于多少？

1 × 44 = 44 1 × 46 = 46 1 × 47 = 47 1 × 43 = 43 1 × 48 = 48 1 × 42 = 42 1 × 49 = 49 1 × 41 = 41 2 × 45 = 90 3 × 45 = 135 4 × 45 = 180 5 × 45 = 225 6 × 45 = 270 7 × 45 = 315 8 × 45 = 360 9 × 45 = 405 3 × 15 = 45 5 × 9 = 45 9 × 5 = 45 15 × 3 = 45 45 × 1 = 45 79 × 49 = 3871 78 × 86 = 6708 97 × 91 = 8827 10 × 56 = 560 44 × 19 = 836 63 × 36 = 2268 13 + 32 = 45 30 + 15 = 45 16 + 29 = 45