1 乘法 30 等于多少？

1 × 29 = 29 1 × 31 = 31 1 × 28 = 28 1 × 32 = 32 1 × 33 = 33 1 × 27 = 27 1 × 34 = 34 1 × 26 = 26 2 × 30 = 60 3 × 30 = 90 4 × 30 = 120 5 × 30 = 150 6 × 30 = 180 7 × 30 = 210 8 × 30 = 240 9 × 30 = 270 2 × 15 = 30 3 × 10 = 30 5 × 6 = 30 6 × 5 = 30 10 × 3 = 30 15 × 2 = 30 41 × 13 = 533 2 × 24 = 48 99 × 8 = 792 98 × 61 = 5978 40 × 66 = 2640 22 × 81 = 1782 55 - 25 = 30 7 + 23 = 30