9 乘法 30 等于多少？

9 × 29 = 261 9 × 31 = 279 9 × 28 = 252 9 × 32 = 288 9 × 33 = 297 9 × 27 = 243 9 × 34 = 306 9 × 26 = 234 8 × 30 = 240 10 × 30 = 300 11 × 30 = 330 7 × 30 = 210 12 × 30 = 360 6 × 30 = 180 13 × 30 = 390 5 × 30 = 150 3 × 90 = 270 5 × 54 = 270 6 × 45 = 270 10 × 27 = 270 15 × 18 = 270 18 × 15 = 270 80 × 60 = 4800 99 × 72 = 7128 13 × 87 = 1131 76 × 75 = 5700 61 × 45 = 2745 61 × 64 = 3904 5 × 37 = 185 83 × 61 = 5063