-5.27+3.8-(-1.2)+(-0.5)

发布时间:2021-02-19 21:45:36

-5.27+3.8-(-1.2)+(-0.5)

网友回答

-5.27+3.8-(-1.2)+(-0.5)
=-5.27+3.8+1.2-0.5
=-5.77+5
=-0.77
======以下答案可供参考======
供参考答案1:
-5.27+3.8-(-1.2)+(-0.5)
= - 5.27 + 3.8 + 1.2 - 0.5
= - 5.27 - 0.5 + (3.8 + 1.2)
= - 5.77 + 5
= -0.77
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选为满意答案
供参考答案2:
-5.27+3.8-(-1.2)+(-0.5)
=-5.27+3.8+1.2-0.5
=-(5.27+0.5)+(3.8+1.2)
=-5.77+5
=-0.77
供参考答案3:
﹣5.27+3.8-(﹣1.2)+(﹣0.5)
=﹣5.27+5-0.5
=﹣0.27-0.5
=﹣0.77
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