28 乘法 3 等于多少？

28 × 2 = 56 28 × 4 = 112 28 × 1 = 28 28 × 5 = 140 28 × 6 = 168 28 × 7 = 196 28 × 8 = 224 28 × 9 = 252 29 × 3 = 87 27 × 3 = 81 30 × 3 = 90 26 × 3 = 78 31 × 3 = 93 25 × 3 = 75 32 × 3 = 96 24 × 3 = 72 1 × 84 = 84 2 × 42 = 84 3 × 28 = 84 4 × 21 = 84 6 × 14 = 84 7 × 12 = 84 89 × 18 = 1602 60 × 4 = 240 23 × 91 = 2093 50 × 75 = 3750 65 × 99 = 6435 34 × 77 = 2618 34 + 50 = 84 62 + 22 = 84