21 乘法 9 等于多少？

21 × 8 = 168 21 × 10 = 210 21 × 11 = 231 21 × 7 = 147 21 × 12 = 252 21 × 6 = 126 21 × 13 = 273 21 × 5 = 105 20 × 9 = 180 22 × 9 = 198 19 × 9 = 171 23 × 9 = 207 24 × 9 = 216 18 × 9 = 162 25 × 9 = 225 17 × 9 = 153 3 × 63 = 189 7 × 27 = 189 9 × 21 = 189 27 × 7 = 189 63 × 3 = 189 58 × 35 = 2030 69 × 78 = 5382 30 × 48 = 1440 45 × 29 = 1305 66 × 73 = 4818 73 × 33 = 2409 91 + 98 = 189 98 + 91 = 189 93 + 96 = 189