5 乘法 21 等于多少？

5 × 20 = 100 5 × 22 = 110 5 × 19 = 95 5 × 23 = 115 5 × 24 = 120 5 × 18 = 90 5 × 25 = 125 5 × 17 = 85 4 × 21 = 84 6 × 21 = 126 3 × 21 = 63 7 × 21 = 147 2 × 21 = 42 8 × 21 = 168 1 × 21 = 21 9 × 21 = 189 3 × 35 = 105 7 × 15 = 105 15 × 7 = 105 21 × 5 = 105 35 × 3 = 105 81 × 28 = 2268 3 × 100 = 300 80 × 12 = 960 70 × 20 = 1400 1 × 47 = 47 93 × 92 = 8556 16 + 89 = 105 53 + 52 = 105 23 + 82 = 105