10 乘法 2 等于多少？

10 × 1 = 10 10 × 3 = 30 10 × 4 = 40 10 × 5 = 50 10 × 6 = 60 10 × 7 = 70 10 × 8 = 80 10 × 9 = 90 11 × 2 = 22 9 × 2 = 18 12 × 2 = 24 8 × 2 = 16 13 × 2 = 26 7 × 2 = 14 14 × 2 = 28 6 × 2 = 12 1 × 20 = 20 2 × 10 = 20 4 × 5 = 20 5 × 4 = 20 20 × 1 = 20 84 × 50 = 4200 53 × 38 = 2014 80 × 81 = 6480 39 × 74 = 2886 71 × 71 = 5041 61 × 36 = 2196 33 - 13 = 20 36 - 16 = 20 25 - 5 = 20