Question

3-5/3

15/7-2

cíu bé

Answer 1

`3-5/3`

`=3/1-5/3`

`=9/3-5/3`

`=4/3`

 

`15/7-2`

`=15/7-2/1`

`=15/7-14/7`

`=1/7`

Answer 2

3 - 5/3

=3/1 - 5/3 = 9/3 - 5/3

= 4/3

15/7 - 2

= 15/7 - 2/1 = 15/7 - 14/7

= 1/7

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