Question

1/5+17/20

1/7-1/14=
3/10+3/4=
28/57-3/19=
2/25+0,02=

Answer 1

1)1 целая 1/20(1,05)
2)1/14
3)1 целая 1/20(1,05)
4)1/3
5)1/10