5 乘法 40 等于多少？

5 × 39 = 195 5 × 41 = 205 5 × 38 = 190 5 × 42 = 210 5 × 37 = 185 5 × 43 = 215 5 × 44 = 220 5 × 36 = 180 4 × 40 = 160 6 × 40 = 240 3 × 40 = 120 7 × 40 = 280 2 × 40 = 80 8 × 40 = 320 1 × 40 = 40 9 × 40 = 360 2 × 100 = 200 4 × 50 = 200 8 × 25 = 200 10 × 20 = 200 20 × 10 = 200 25 × 8 = 200 39 × 11 = 429 73 × 66 = 4818 32 × 80 = 2560 38 × 50 = 1900 5 × 63 = 315 75 × 11 = 825 100 + 100 = 200 90 × 28 = 2520