帮忙检查检查这几道计算题(-3.2)+3 3/7-(+6.8)-(-5 4/7)=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]=3.6+9﹙-2/3+5/8-1/6)÷(-1/24)=(2/3+5/8-1/6)×(-24)=2/3×24+5/8×24-1/6×24=16+15-4=27
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![帮忙检查检查这几道计算题(-3.2)+3 3/7-(+6.8)-(-5 4/7)=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]=3.6+9﹙-2/3+5/8-1/6)÷(-1/24)=(2/3+5/8-1/6)×(-24)=2/3×24+5/8×24-1/6×24=16+15-4=27](/uploads/image/z/7651700-44-0.jpg?t=%E5%B8%AE%E5%BF%99%E6%A3%80%E6%9F%A5%E6%A3%80%E6%9F%A5%E8%BF%99%E5%87%A0%E9%81%93%E8%AE%A1%E7%AE%97%E9%A2%98%EF%BC%88-3.2%EF%BC%89%2B3+3%2F7-%EF%BC%88%2B6.8%EF%BC%89-%EF%BC%88-5+4%2F7%EF%BC%89%3D%5B%EF%B9%99-3.2%EF%BC%89-%EF%BC%88%2B6.8%EF%BC%89%5D%2B%5B3+3%2F7-%EF%B9%99-5+4%2F7%EF%BC%89%5D%3D3.6%2B9%EF%B9%99-2%2F3%2B5%2F8-1%2F6%EF%BC%89%C3%B7%EF%BC%88-1%2F24%EF%BC%89%3D%EF%BC%882%2F3%2B5%2F8-1%2F6%EF%BC%89%C3%97%EF%BC%88-24%EF%BC%89%3D2%2F3%C3%9724%2B5%2F8%C3%9724-1%2F6%C3%9724%3D16%2B15-4%3D27)
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帮忙检查检查这几道计算题(-3.2)+3 3/7-(+6.8)-(-5 4/7)=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]=3.6+9﹙-2/3+5/8-1/6)÷(-1/24)=(2/3+5/8-1/6)×(-24)=2/3×24+5/8×24-1/6×24=16+15-4=27
帮忙检查检查这几道计算题
(-3.2)+3 3/7-(+6.8)-(-5 4/7)
=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]
=3.6+9
﹙-2/3+5/8-1/6)÷(-1/24)
=(2/3+5/8-1/6)×(-24)
=2/3×24+5/8×24-1/6×24
=16+15-4
=27
帮忙检查检查这几道计算题(-3.2)+3 3/7-(+6.8)-(-5 4/7)=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]=3.6+9﹙-2/3+5/8-1/6)÷(-1/24)=(2/3+5/8-1/6)×(-24)=2/3×24+5/8×24-1/6×24=16+15-4=27
1:(-3.2)+3 3/7-(+6.8)-(-5 4/7)
=[﹙-3.2)-(+6.8)]+[3 3/7-﹙-5 4/7)]
=(-10)+9
2:﹙-2/3+5/8-1/6)÷(-1/24)
=(2/3+5/8-1/6)×(-24)
=2/3×(-24)+5/8×(-24)-1/6×(-24)
=(-16)-15+4
貌似没错