5 1/3 ×0,75 - 3 3/8 ÷ 7,25 + 4,6
5 1/3×0.75=16/3×75/100=4 3 3/8÷7.25=27/8÷725/100=27/58 4-27/58=3 31/58 3 31/58+4.6=3 31/58+4 6/10=8 39/290