81 乘法 42 等于多少？

81 × 41 = 3321 81 × 43 = 3483 81 × 40 = 3240 81 × 44 = 3564 81 × 39 = 3159 81 × 45 = 3645 81 × 38 = 3078 81 × 46 = 3726 80 × 42 = 3360 82 × 42 = 3444 83 × 42 = 3486 79 × 42 = 3318 84 × 42 = 3528 78 × 42 = 3276 85 × 42 = 3570 77 × 42 = 3234 42 × 81 = 3402 54 × 63 = 3402 63 × 54 = 3402 71 × 56 = 3976 96 × 51 = 4896 46 × 87 = 4002 34 × 71 = 2414 74 × 67 = 4958 10 × 58 = 580 57 × 46 = 2622 24 × 98 = 2352 36 × 50 = 1800 28 × 11 = 308 50 × 60 = 3000