Question

(3 1/4+2 1/6)2 3/5-2/5:4/9

Answer 1

(13/4+13/6)+13/5-2/5*9/4=(39+26)/12+13/5-9/10=65/12+(26-9)/10=65/12+17/10=((5*65)+(6*17))/60=(325+108)/60=433/60