题目内容
| 添上括号,使下面的算式都成立. 6×8+12÷4-1=52 | 6×8+12÷4-1=14. |
(1)6×8+12÷(4-1),
=6×8+12÷3,
=48+4,
=52;
所以:6×8+12÷(4-1)=52;
(2)(6×8+12)÷4-1,
=(48+12)÷4-1,
=60÷4-1,
=15-1,
=14;
所以:(6×8+12)÷4-1=14.
=6×8+12÷3,
=48+4,
=52;
所以:6×8+12÷(4-1)=52;
(2)(6×8+12)÷4-1,
=(48+12)÷4-1,
=60÷4-1,
=15-1,
=14;
所以:(6×8+12)÷4-1=14.
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