16 乘法 40 等于多少？

16 × 39 = 624 16 × 41 = 656 16 × 38 = 608 16 × 42 = 672 16 × 37 = 592 16 × 43 = 688 16 × 44 = 704 16 × 36 = 576 15 × 40 = 600 17 × 40 = 680 14 × 40 = 560 18 × 40 = 720 13 × 40 = 520 19 × 40 = 760 20 × 40 = 800 12 × 40 = 480 8 × 80 = 640 10 × 64 = 640 20 × 32 = 640 32 × 20 = 640 40 × 16 = 640 64 × 10 = 640 55 × 51 = 2805 64 × 28 = 1792 15 × 20 = 300 99 × 87 = 8613 42 × 63 = 2646 96 × 69 = 6624 47 × 63 = 2961 5 × 44 = 220