问题
解答题
|-0.75|+(+3
|
答案
|-0.75|+(+3
)-9-(-0.125)+(-1 4
)-|-0.125|5 8
=0.75+3.25-9+0.125-0.625-0.125
=0.75+3.25-9+0.125-0.125-0.625
=4-9-0.625
=-5.625．
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|-0.75|+(+3
|
|-0.75|+(+3
)-9-(-0.125)+(-1 4
)-|-0.125|5 8
=0.75+3.25-9+0.125-0.625-0.125
=0.75+3.25-9+0.125-0.125-0.625
=4-9-0.625
=-5.625．