Adding Fractions
What is the greatest common factor for 8 and 12?
4
What is the least common multiple of 4 and 6.
12
Simplify the fraction 15/20.
3/4
What is the least common multiple of 10 and 15?
30
Rewrite 15/7 as a mixed number.
Rewrite the 3/4 and 5/6 with a common denominator.
9/12 and 10/12
Simplify the fraction 49/63.
7/9
Rewrite 2/9 and 3/7 with a common denominator.
14/63 and 27/63
For Halloween, Amy received 3 1 ⁄4 pounds of candy in the first hour and another 2 4 ⁄5 pounds the second hour. How much candy did she get total?
6 1/20 pounds
Rewrite 42/9 as a mixed number.
4 6/9 or 4 1/3
Rewrite 5 3/8 and 5/7 with a common denominator.
5 21/56 and 40/56