71 乘法 21 等于多少？

71 × 20 = 1420 71 × 22 = 1562 71 × 19 = 1349 71 × 23 = 1633 71 × 24 = 1704 71 × 18 = 1278 71 × 25 = 1775 71 × 17 = 1207 70 × 21 = 1470 72 × 21 = 1512 69 × 21 = 1449 73 × 21 = 1533 74 × 21 = 1554 68 × 21 = 1428 75 × 21 = 1575 67 × 21 = 1407 21 × 71 = 1491 82 × 62 = 5084 6 × 3 = 18 27 × 30 = 810 34 × 99 = 3366 6 × 86 = 516 45 × 74 = 3330 20 × 44 = 880 28 × 17 = 476 44 × 94 = 4136 82 × 67 = 5494 89 × 64 = 5696 86 × 48 = 4128