21 乘法 98 等于多少？

21 × 97 = 2037 21 × 99 = 2079 21 × 96 = 2016 21 × 100 = 2100 21 × 95 = 1995 21 × 94 = 1974 21 × 93 = 1953 21 × 92 = 1932 20 × 98 = 1960 22 × 98 = 2156 19 × 98 = 1862 23 × 98 = 2254 24 × 98 = 2352 18 × 98 = 1764 25 × 98 = 2450 17 × 98 = 1666 42 × 49 = 2058 49 × 42 = 2058 98 × 21 = 2058 95 × 85 = 8075 56 × 80 = 4480 31 × 73 = 2263 14 × 4 = 56 86 × 34 = 2924 37 × 44 = 1628 90 × 15 = 1350 72 × 13 = 936 92 × 36 = 3312 8 × 27 = 216 12 × 70 = 840