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(6/7)x((5/12)-0.25)÷(5/8)
=(6/7)x((5/12)-(1/4))x(8/5)
=(6/7)x((5/12)-(3/12))x(8/5)
=(6/7)x(1/6)x(8/5)
=8/35
=(6/7)x((5/12)-(1/4))x(8/5)
=(6/7)x((5/12)-(3/12))x(8/5)
=(6/7)x(1/6)x(8/5)
=8/35
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