17 乘法 80 等于多少？

17 × 79 = 1343 17 × 81 = 1377 17 × 78 = 1326 17 × 82 = 1394 17 × 83 = 1411 17 × 77 = 1309 17 × 84 = 1428 17 × 76 = 1292 16 × 80 = 1280 18 × 80 = 1440 15 × 80 = 1200 19 × 80 = 1520 20 × 80 = 1600 14 × 80 = 1120 21 × 80 = 1680 13 × 80 = 1040 16 × 85 = 1360 20 × 68 = 1360 34 × 40 = 1360 40 × 34 = 1360 68 × 20 = 1360 80 × 17 = 1360 13 × 96 = 1248 83 × 43 = 3569 42 × 28 = 1176 48 × 21 = 1008 60 × 16 = 960 4 × 42 = 168 64 × 75 = 4800 12 × 45 = 540