add/subtract
Simplify 8/10
4/5
Mrs. Haugen is making a cake. She put in 3/5 of a cup of a flour. After reading the instructions, she realized she needed to add another 2/3 of a cup. How much flour does the cake mix have?
9/15 + 10/15 = 19/15 = 1 4/15 cups
3 1/4 - 1 5/8 = n
1 5/8
Put 4/16 in lowest term.
1/4
3/4 + (5/6 - 1/3) = n
n = 5/4 or 1 1/4
Luke is 74 3/8 inches tall. Ryan is 72 5/6 inches tall. How much taller is Luke than Ryan?
Luke is 1 13/24 inches taller than Ryan.
Simplify 18/21
6/7
What is 2 3/4 as an improper fraction?
11/4
Find the GCF of 12 and 18
6