40 乘法 18 等于多少？

40 × 17 = 680 40 × 19 = 760 40 × 20 = 800 40 × 16 = 640 40 × 21 = 840 40 × 15 = 600 40 × 22 = 880 40 × 14 = 560 39 × 18 = 702 41 × 18 = 738 38 × 18 = 684 42 × 18 = 756 37 × 18 = 666 43 × 18 = 774 44 × 18 = 792 36 × 18 = 648 8 × 90 = 720 9 × 80 = 720 10 × 72 = 720 12 × 60 = 720 15 × 48 = 720 16 × 45 = 720 33 × 5 = 165 11 × 74 = 814 21 × 74 = 1554 59 × 94 = 5546 85 × 82 = 6970 81 × 21 = 1701 73 × 50 = 3650 57 × 69 = 3933