87 乘法 20 等于多少？

87 × 19 = 1653 87 × 21 = 1827 87 × 22 = 1914 87 × 18 = 1566 87 × 23 = 2001 87 × 17 = 1479 87 × 24 = 2088 87 × 16 = 1392 86 × 20 = 1720 88 × 20 = 1760 85 × 20 = 1700 89 × 20 = 1780 84 × 20 = 1680 90 × 20 = 1800 83 × 20 = 1660 91 × 20 = 1820 20 × 87 = 1740 29 × 60 = 1740 30 × 58 = 1740 58 × 30 = 1740 60 × 29 = 1740 72 × 97 = 6984 77 × 35 = 2695 56 × 21 = 1176 56 × 75 = 4200 99 × 19 = 1881 48 × 34 = 1632 90 × 93 = 8370 53 × 48 = 2544 44 × 97 = 4268