Question

1- ( \(\dfrac{2}{5}\) + \(\dfrac{1}{3}\) )

Answer 1

= 1 - 2/5 - 1/3`

`= 3/5 - 1/3`

`= 4/15`.

Answer 2

` 1 - ( 2/5 + 1/3)`

`=1- ( 6/15 + 5/15)`

`= 1 - 11/15`

`=15/15-11/15`

`=(15-11)/15`

`=4/15`

Answer 3

4/15

Answer 4

4/15 

Answer 5

1−(25+13)

=1-(6/15+5/15)

=1−11/15

=15/15−11/15

=4/15

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