Question

42 : 1 3/4 - 15,6 + 1 2/3

Answer 1

42:1 3/4-15,6+1 2/3=10 1/15
42:1 3/4=42*4/7=24
24-15,6=8,4
8,4+1 2/3=8 2/5+1 2/3=8 6/15+1 10/15=9 16/15=10 1/15