题目内容
考倒你,巧算24:
(1)2,3,4,5;
(2)3,4,5,6;
(1)2×(3+4+5)=24
(2)6×(3+5-4)=24
(3)4×(5+7-6)=24
(1)4,5,6,7;
(2)5,6,7,8;
(3)6,7,8,9.