Respuesta :

asd233
Before you can add or subtract fractions with different denominators, you must first find equivalent fractions with the same denominator, like this:
Find the smallest multiple (LCM) of both numbers.
Rewrite the fractions as equivalent fractions with the LCM as the denominator.
Hope i helped!
tlsafis99
When you add or subtract fractions, the denominators must be the same. Then you add or subtract the numerators and have that same denomenator