题目内容
计算[6
-(8.5-
)÷3.5]×(2
+
)=
latex=“
“>36827 latex=“
latex=“
“>36827“>36827
latex=“
“>36827 latex=“
latex=“
“>36827“>36827.
| 3 |
| 5 |
| 1 |
| 3 |
| 5 |
| 18 |
| 11 |
| 12 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
| 368 |
| 27 |
分析:本题按照先算小括号里面的,再算中括号里面的,最后算括号外的运算顺序计算.
解答:解:[6
-(8.5-
)÷3.5]×(2
+
),
=[6
-
÷3.5]×
,
=[6
-
]×
,
=
×
,
=
;
故答案为:
.
| 3 |
| 5 |
| 1 |
| 3 |
| 5 |
| 18 |
| 11 |
| 12 |
=[6
| 3 |
| 5 |
| 49 |
| 6 |
| 115 |
| 36 |
=[6
| 3 |
| 5 |
| 7 |
| 3 |
| 115 |
| 36 |
=
| 64 |
| 15 |
| 115 |
| 36 |
=
| 368 |
| 27 |
故答案为:
| 368 |
| 27 |
点评:数字比较大,注意运算结果化成最简分数.
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