15 乘法 28 等于多少？

15 × 29 = 435 15 × 27 = 405 15 × 30 = 450 15 × 26 = 390 15 × 31 = 465 15 × 25 = 375 15 × 32 = 480 15 × 24 = 360 14 × 28 = 392 16 × 28 = 448 13 × 28 = 364 17 × 28 = 476 12 × 28 = 336 18 × 28 = 504 11 × 28 = 308 19 × 28 = 532 5 × 84 = 420 6 × 70 = 420 7 × 60 = 420 10 × 42 = 420 12 × 35 = 420 14 × 30 = 420 57 × 76 = 4332 69 × 60 = 4140 31 × 81 = 2511 100 × 55 = 5500 96 × 19 = 1824 24 × 96 = 2304 14 × 100 = 1400 86 × 22 = 1892