7 乘法 21 等于多少？

7 × 20 = 140 7 × 22 = 154 7 × 19 = 133 7 × 23 = 161 7 × 24 = 168 7 × 18 = 126 7 × 25 = 175 7 × 17 = 119 6 × 21 = 126 8 × 21 = 168 5 × 21 = 105 9 × 21 = 189 4 × 21 = 84 10 × 21 = 210 11 × 21 = 231 3 × 21 = 63 3 × 49 = 147 21 × 7 = 147 49 × 3 = 147 5 × 78 = 390 92 × 18 = 1656 13 × 19 = 247 97 × 8 = 776 81 × 34 = 2754 35 × 40 = 1400 95 + 52 = 147 77 + 70 = 147 64 + 83 = 147 83 + 64 = 147 49 × 22 = 1078