(4 17/30 + 52 29/30) - 50 9/30

Question

(4 17/30 + 52 29/30) - 50 9/30

Answer 1

17/30=0,56 29/30=0,96 4х0,56=2,24 52х0,96=49,92 2,24+49,92=52,16 9/30=0,3 50х0,3=15 52,16+15=67,16