9 8 3 2经过加减乘除可以加括号怎样运算才能得到24

问题描述:

9 8 3 2经过加减乘除可以加括号怎样运算才能得到24

1:(9 - 3) × 8 ÷ 22:((9 - 3) × 8) ÷ 23:(9 - 3) × (8 ÷ 2)4:(9 - 3 × 2) × 85:(9 - (3 × 2)) × 86:(9 - 3) ÷ 2 × 87:((9 - 3) ÷ 2) × 88:(9 - 3) ÷ (2 ÷ 8)9:(9 - 2 × 3) × 81...