
简算5/6×8+2/5÷4 简算15/16+(7/16-1/4)÷1/2
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简算5/6×8+2/5÷4
=5/6×8+2/5×1/4
=20/3+1/10
=20/3+1/10
=203/30
简算15/16+(7/16-1/4)÷1/2
=15/16+(7/16-1/4)×2
=15/16+7/8-1/2
=15/16+14/16-8/16
=21/16
=5/6×8+2/5×1/4
=20/3+1/10
=20/3+1/10
=203/30
简算15/16+(7/16-1/4)÷1/2
=15/16+(7/16-1/4)×2
=15/16+7/8-1/2
=15/16+14/16-8/16
=21/16
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