5 乘法 20 等于多少？

5 × 19 = 95 5 × 21 = 105 5 × 22 = 110 5 × 18 = 90 5 × 23 = 115 5 × 17 = 85 5 × 24 = 120 5 × 16 = 80 4 × 20 = 80 6 × 20 = 120 3 × 20 = 60 7 × 20 = 140 2 × 20 = 40 8 × 20 = 160 1 × 20 = 20 9 × 20 = 180 1 × 100 = 100 2 × 50 = 100 4 × 25 = 100 10 × 10 = 100 20 × 5 = 100 25 × 4 = 100 19 × 34 = 646 90 × 20 = 1800 32 × 39 = 1248 59 × 47 = 2773 68 × 58 = 3944 28 × 25 = 700 68 + 32 = 100 32 + 68 = 100