有理数加法计算题

分类: 作业答案 • 2022-01-21 20:01:52

问题描述：

有理数加法计算题

答

1) (-70)+(-11)＝ 2) (+20)+(+92)＝ 3) (-83)+(-12)＝ 4) (+92)+(-27)＝ 5) (-22)+(+11)＝ 6) (+52)+(-31)＝ 7) (-27)+(-53)＝ 8) (+37)+(+27)＝9) (-26)+(-34)＝ 10) (+99)+(-26)＝ 11) (-31)+(+27)＝12) (+26)+(-2...

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有理数加法计算题

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