[4-(5/8-1/2)]÷2/3 5/6×3/4+5/6÷4 要过程
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[4-(5/8-1/2)]÷2/3
=(4-1/8)÷2/3
=31/8÷2/3
=93/16
5/6×3/4+5/6÷4
=5/6x3/4+5/6x1/4
=5/6x(3/4+1/4)
=5/6x1
=5/6
=(4-1/8)÷2/3
=31/8÷2/3
=93/16
5/6×3/4+5/6÷4
=5/6x3/4+5/6x1/4
=5/6x(3/4+1/4)
=5/6x1
=5/6
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【4-(5/8-4/8)】÷2/3
=(4-1/8)x3/2
=31/8x3/2
=93/16
=5又13/16
5/6x3/4+5/6x1/4
=5/6x(3/4+1/4)
=5/6x1
=5/6
=(4-1/8)x3/2
=31/8x3/2
=93/16
=5又13/16
5/6x3/4+5/6x1/4
=5/6x(3/4+1/4)
=5/6x1
=5/6
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