28 乘法 20 等于多少？

28 × 19 = 532 28 × 21 = 588 28 × 22 = 616 28 × 18 = 504 28 × 23 = 644 28 × 17 = 476 28 × 24 = 672 28 × 16 = 448 29 × 20 = 580 27 × 20 = 540 30 × 20 = 600 26 × 20 = 520 31 × 20 = 620 25 × 20 = 500 32 × 20 = 640 24 × 20 = 480 7 × 80 = 560 8 × 70 = 560 10 × 56 = 560 14 × 40 = 560 16 × 35 = 560 20 × 28 = 560 88 × 27 = 2376 72 × 11 = 792 52 × 52 = 2704 85 × 26 = 2210 16 × 61 = 976 85 × 7 = 595 88 × 20 = 1760 4 × 46 = 184