30 乘法 84 等于多少？

30 × 83 = 2490 30 × 85 = 2550 30 × 82 = 2460 30 × 86 = 2580 30 × 87 = 2610 30 × 81 = 2430 30 × 88 = 2640 30 × 80 = 2400 29 × 84 = 2436 31 × 84 = 2604 28 × 84 = 2352 32 × 84 = 2688 33 × 84 = 2772 27 × 84 = 2268 34 × 84 = 2856 26 × 84 = 2184 28 × 90 = 2520 35 × 72 = 2520 36 × 70 = 2520 40 × 63 = 2520 42 × 60 = 2520 45 × 56 = 2520 81 × 98 = 7938 69 × 41 = 2829 6 × 90 = 540 60 × 48 = 2880 21 × 82 = 1722 45 × 18 = 810 46 × 76 = 3496 51 × 54 = 2754