Question

1)2 1/6 + 5 14/15=
4 5/18-0,7=
7 7/30-(3 2/15-1 5/12)=

Answer 1

2 1/6 + 5 14/15=7 5/30+28/30=7 33/30=8 1/10
4 5/18-0,7= 4 5/18-7/10=4 25/90-63/90=3 115/90-63/90=3 52/90=3 26/45
7 7/30-(3 2/15-1 5/12)= 7 7/30-3 2/15+1 5/12=5 14/60-8/60+25/60=5 31/60