41又1/4×3/4+51又1/4÷5/4+61又1/4÷6/5

如题所述

解: 41又1/4×3/4+51又1/4÷5/4+61又1/4÷6/5
=(40+5/4)×3/4+(50+5/4)×4/5+(60+5/4)×5/6
=30+15/16+40+1+50+25/24
=121+15/16+1+1/24
=122+45/48+2/48
=122+47/48
=122又47/48

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