题目内容
计算:(18
+14
)÷(
+
)+5
=
| 4 |
| 7 |
| 4 |
| 9 |
| 3 |
| 7 |
| 3 |
| 9 |
| 2 |
| 3 |
49
49
.分析:先算小括号里面的加法,再算除法,最后算括号外面的加法.
解答:解:(18
+14
)÷(
+
)+5
=33
÷
+5
=43
+5
=49.
故答案为:49.
| 4 |
| 7 |
| 4 |
| 9 |
| 3 |
| 7 |
| 3 |
| 9 |
| 2 |
| 3 |
=33
| 1 |
| 63 |
| 48 |
| 63 |
| 2 |
| 3 |
=43
| 1 |
| 3 |
| 2 |
| 3 |
=49.
故答案为:49.
点评:考查了分数四则混合运算,注意运算顺序和运算法则,然后再进一步计算.
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