81 乘法 16 等于多少？

81 × 15 = 1215 81 × 17 = 1377 81 × 14 = 1134 81 × 18 = 1458 81 × 13 = 1053 81 × 19 = 1539 81 × 20 = 1620 81 × 12 = 972 80 × 16 = 1280 82 × 16 = 1312 83 × 16 = 1328 79 × 16 = 1264 84 × 16 = 1344 78 × 16 = 1248 85 × 16 = 1360 77 × 16 = 1232 16 × 81 = 1296 18 × 72 = 1296 24 × 54 = 1296 27 × 48 = 1296 36 × 36 = 1296 48 × 27 = 1296 98 × 68 = 6664 89 × 71 = 6319 58 × 55 = 3190 93 × 51 = 4743 20 × 49 = 980 70 × 54 = 3780 6 × 47 = 282 55 × 60 = 3300