7333四个数用加减乘除算24点,没个数只能用一次.
问题描述：
7333四个数用加减乘除算24点,没个数只能用一次.
答
1:(7 + 3 ÷ 3) × 32:(7 + (3 ÷ 3)) × 33:(7 - 3) × (3 + 3)4:3 × (7 + 3 ÷ 3)5:3 × (7 + (3 ÷ 3))6:(3 + 3) × (7 - 3)7:(3 ÷ 3 + 7) × 38:((3 ÷ 3) + 7) × 39:3 × (3 ÷ 3 + 7)10:3 × ((3 ÷ 3) + 7...