Question

4/9+3/5 11/25+13/30 7/18+7/12 5/42+1/7

Answer 1

4/9+3/5=20/45+27/45=47/45=1 2/45

11/25+13/30 =66/150+65/150=131/150

7/18+7/12 =14/36+21/36=35/36

5/42+1/7=5/42+6/42=11/42

Answer 2

4/9+3/5=1 2/45
11/25+13/30=58/75
7/18+7/12=35/36
5/42+1/7=11/42