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 16 × 29 = 464 9 × 77 = 693 86 × 57 = 4902 25 × 38 = 950 26 × 5 = 130 18 × 49 = 882 19 × 85 = 1615 36 × 90 = 3240