20 乘法 39 等于多少？

20 × 38 = 760 20 × 40 = 800 20 × 37 = 740 20 × 41 = 820 20 × 42 = 840 20 × 36 = 720 20 × 43 = 860 20 × 35 = 700 19 × 39 = 741 21 × 39 = 819 22 × 39 = 858 18 × 39 = 702 23 × 39 = 897 17 × 39 = 663 24 × 39 = 936 16 × 39 = 624 10 × 78 = 780 12 × 65 = 780 13 × 60 = 780 15 × 52 = 780 26 × 30 = 780 30 × 26 = 780 32 × 37 = 1184 12 × 26 = 312 25 × 20 = 500 71 × 32 = 2272 67 × 78 = 5226 7 × 86 = 602 1 × 64 = 64 19 × 20 = 380