12 乘法 56 等于多少？

12 × 55 = 660 12 × 57 = 684 12 × 58 = 696 12 × 54 = 648 12 × 59 = 708 12 × 53 = 636 12 × 60 = 720 12 × 52 = 624 11 × 56 = 616 13 × 56 = 728 10 × 56 = 560 14 × 56 = 784 15 × 56 = 840 9 × 56 = 504 16 × 56 = 896 8 × 56 = 448 7 × 96 = 672 8 × 84 = 672 14 × 48 = 672 16 × 42 = 672 21 × 32 = 672 24 × 28 = 672 18 × 11 = 198 84 × 8 = 672 21 × 20 = 420 73 × 31 = 2263 48 × 49 = 2352 13 × 4 = 52 68 × 21 = 1428 81 × 29 = 2349