8-(7.14×1/3-2又2/9÷2.5)+0.1(1循环)=多少
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/30 12:50:33
8-(7.14×1/3-2又2/9÷2.5)+0.1(1循环)
=多少
8-(7.14×1/3-2又2/9÷2.5)+0.1(1循环)
=8-(2.38-8/9)+1/9
=8-2.38+(8/9+1/9)
=5.62+1
=6.62
=8-(2.38-20/9×2/5)+1/9
=8-2.38+8/9+1/9
=5.62+1
=6.62
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来源:学生作业帮助网 编辑:作业帮 时间:2024/05/30 12:50:33
8-(7.14×1/3-2又2/9÷2.5)+0.1(1循环)
=多少
8-(7.14×1/3-2又2/9÷2.5)+0.1(1循环)
=8-(2.38-8/9)+1/9
=8-2.38+(8/9+1/9)
=5.62+1
=6.62
=8-(2.38-20/9×2/5)+1/9
=8-2.38+8/9+1/9
=5.62+1
=6.62