计算:(1)12-(-18)+(-7)-15(2)(14+16-13)×(-12 发布时间:2017-05-01 21:28 │ 来源:www.tikuol.com 题型:解答题 问题: 计算:(1)12-(-18)+(-7)-15(2)(14+16-13)×(-12)(3)-23+(-2)÷(-12)-|-2|-(-2)2.
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