6 乘法 90 等于多少？

6 × 89 = 534 6 × 91 = 546 6 × 92 = 552 6 × 88 = 528 6 × 93 = 558 6 × 87 = 522 6 × 94 = 564 6 × 86 = 516 5 × 90 = 450 7 × 90 = 630 4 × 90 = 360 8 × 90 = 720 3 × 90 = 270 9 × 90 = 810 2 × 90 = 180 10 × 90 = 900 9 × 60 = 540 10 × 54 = 540 12 × 45 = 540 15 × 36 = 540 18 × 30 = 540 20 × 27 = 540 4 × 85 = 340 31 × 97 = 3007 64 × 70 = 4480 72 × 40 = 2880 36 × 85 = 3060 34 × 98 = 3332 18 × 52 = 936 23 × 32 = 736