21 乘法 5 等于多少？

21 × 4 = 84 21 × 6 = 126 21 × 3 = 63 21 × 7 = 147 21 × 2 = 42 21 × 8 = 168 21 × 1 = 21 21 × 9 = 189 20 × 5 = 100 22 × 5 = 110 19 × 5 = 95 23 × 5 = 115 24 × 5 = 120 18 × 5 = 90 25 × 5 = 125 17 × 5 = 85 3 × 35 = 105 5 × 21 = 105 7 × 15 = 105 15 × 7 = 105 35 × 3 = 105 81 × 52 = 4212 46 × 33 = 1518 62 × 52 = 3224 100 × 4 = 400 39 × 27 = 1053 59 × 54 = 3186 52 + 53 = 105 50 + 55 = 105 13 + 92 = 105