87 乘法 90 等于多少？

87 × 89 = 7743 87 × 91 = 7917 87 × 92 = 8004 87 × 88 = 7656 87 × 93 = 8091 87 × 87 = 7569 87 × 94 = 8178 87 × 86 = 7482 86 × 90 = 7740 88 × 90 = 7920 85 × 90 = 7650 89 × 90 = 8010 84 × 90 = 7560 90 × 90 = 8100 83 × 90 = 7470 91 × 90 = 8190 90 × 87 = 7830 64 × 95 = 6080 81 × 99 = 8019 20 × 41 = 820 19 × 7 = 133 49 × 37 = 1813 87 × 70 = 6090 77 × 58 = 4466 56 × 89 = 4984 78 × 9 = 702 31 × 97 = 3007 59 × 9 = 531 17 × 57 = 969