Respuesta :

The common denominator would be 15 since 5 times 3=15. 
The common denominator would be the first number divisible by both 3 and 5. In this case, it's 15. 3x5=15. After getting the common denominator, you multiply 2 by 3 and 5 respectively, giving you 6/15 and 10/15 to work with as you need.

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