12,12,13,6四个数用加减乘除怎么运算得24

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12,12,13,6四个数用加减乘除怎么运算得24

12,12,13,6四个数用加减乘除怎么运算得24
12,12,13,6四个数用加减乘除怎么运算得24

12,12,13,6四个数用加减乘除怎么运算得24
1:(12 × 13 - 12) ÷ 6
2:((12 × 13) - 12) ÷ 6
3:(12 × 13 - 12 ) ÷ 6
4:((12 × 13) - 12 ) ÷ 6
5:(13 × 12 - 12) ÷ 6
6:((13 × 12 ) - 12) ÷ 6
7:(13 × 12 - 12 ) ÷ 6
8:((13 × 12) - 12 ) ÷ 6