1. Adding & subtracting Fractions with Different Denominators By MM

2. 3/4 + 2/3 What you have to do to get the answer is to, find a common denominator that 4 and 3 goes into, which is 12. Then, once you have the common denominator, you multiply the denominator and he numerator by the same number for both fractions.

3. 9/12 + 8/12 Once you figured out the answer, you should come up with 9/12 and 8/12. Both the fractions on the second and third Slide are the same, but you just converted them into different fractions.

4. 1/2 – 2/6