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(-0.7)+(-0.4)+1+(-0.3)+0.5 (-0.06)-(+9.4)+1 0-(-64)-(+43)+(-49)-(+15) (-2)+3+6+(-3)+2+(-4)

分类: 作业答案 • 2022-05-09 14:35:52

问题描述：

(-0.7)+(-0.4)+1+(-0.3)+0.5 (-0.06)-(+9.4)+1 0-(-64)-(+43)+(-49)-(+15) (-2)+3+6+(-3)+2+(-4)
快

答

-0.7-0.4+1-0.3+0.5-0.06-9.4+10+64-49-15-2+3+6-3+2-4=-1.1+1-0.3+0.5-0.06-9.4+10+64-49-15-2+3+6-3+2-4=-0.1-0.3+0.5-0.06-9.4+10+64-49-15-2+3+6-3+2-4=-0.4+0.5-0.06-9.4+10+64-49-15-2+3+6-3+2-4=4.6-0.06-9.4...

(-0.7)+(-0.4)+1+(-0.3)+0.5 (-0.06)-(+9.4)+1 0-(-64)-(+43)+(-49)-(+15) (-2)+3+6+(-3)+2+(-4)

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