Verified Answer :

jamilashah

13/15 - 1/3   Find a common denominator 
1/3 x 5= 5/15 
13/15 - 5/15 = 8/15 

Xx0xX

13/15 - 1/3=8/15
1/3 x 5 = 5/15
13/15 - 5/15 =8/15

8/15 is final answer :D workings above

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