Respuesta :

Answer:

Find the GCF

Step-by-step explanation:

What you do is you find the number that goes into both the numbers equally.

So lets say you have 2/3 and 7/10. The GCF is 30 So you multiply 10 to 2/3 and 3 to 7/10 to get 6/30+ 21/30=27/30.