10 乘法 21 等于多少？

10 × 20 = 200 10 × 22 = 220 10 × 19 = 190 10 × 23 = 230 10 × 24 = 240 10 × 18 = 180 10 × 25 = 250 10 × 17 = 170 11 × 21 = 231 9 × 21 = 189 12 × 21 = 252 8 × 21 = 168 13 × 21 = 273 7 × 21 = 147 14 × 21 = 294 6 × 21 = 126 3 × 70 = 210 5 × 42 = 210 6 × 35 = 210 7 × 30 = 210 14 × 15 = 210 15 × 14 = 210 23 × 85 = 1955 74 × 25 = 1850 35 × 67 = 2345 50 × 41 = 2050 66 × 50 = 3300 20 × 74 = 1480 100 × 45 = 4500 28 × 55 = 1540