4 乘法 80 等于多少？

4 × 79 = 316 4 × 81 = 324 4 × 78 = 312 4 × 82 = 328 4 × 83 = 332 4 × 77 = 308 4 × 84 = 336 4 × 76 = 304 3 × 80 = 240 5 × 80 = 400 2 × 80 = 160 6 × 80 = 480 1 × 80 = 80 7 × 80 = 560 8 × 80 = 640 9 × 80 = 720 5 × 64 = 320 8 × 40 = 320 10 × 32 = 320 16 × 20 = 320 20 × 16 = 320 32 × 10 = 320 44 × 14 = 616 48 × 85 = 4080 87 × 62 = 5394 94 × 55 = 5170 20 × 83 = 1660 57 × 64 = 3648 17 × 8 = 136 62 × 83 = 5146