问题
解答题
4+（-2）2×2-（-36）÷4．
答案
原式=4+4×2-（-9）
=4+8+9
=21．
搜题请搜索小程序“爱下问搜题”
4+（-2）2×2-（-36）÷4．
原式=4+4×2-（-9）
=4+8+9
=21．
| 用方框里单词的适当形式填空，每词只用一次 | |
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