Adding Fractions
1/4 + 2/4 =
3/4
5/8 - 2/8 =
3/8
What is the Least Common Denominator for 2 and 3?
6
2/3 or 3/5: Which fraction is greater?
2/3
Two fractions that have different numerators and denominators, but have the same value?
Equivalent Fractions
6/9 + 5/9 =
11/9, which equals 1 2/9
7/9 - 4/9 =
***Simplify if possible***
3/9; which simplifies to 1/3
What are the two ways to get common denominators?
Multiply the denominators, and find which number each denominator goes into.
5/7 and 5/8: Which is greater?
5/7
A whole number and a fraction is called what?
A Mixed Number
4 2/9 + 2 3/9 =
6 5/9
2 3/4 - 1 2/4 =
1 1/4
Find a common denominator and solve the problem:
2/7 + 2/4 =
***Simplify if possible***
22/28 or 11/14
Name an equivalent fraction to 5/8
10/16; 50/80; 500/800; etc.
At a Pizza Party, Greg ate 3/8 of a pizza and Thomas at 1/2 of the same pizza. How much did they eat together?
7/8
3 2/7 + 2 5/7 =
6
5 5/6 - 3 1/6 =
***Simplify if possible***
2 4/6; Simplifies to 2 2/3
If you have two fractions with common denominators, how do you tell which fraction is greater?
The greater of the two numerators or you can cross multiply.
Which is NOT equivalent to 6/8?
3/4; 12/16; 18/26; 24/32
18/26
A Punch bowl had 4 1/3 gallons of punch at the start of the party. The people at the party drank 2 1/5 gallons of the punch. How much was left?
2 2/15
6 2/3 + 4 3/4 =
11 5/12
4 - 2 3/8
1 5/8
What is the common denominator for these fractions?
1/3 + 2/5 + 2/10 =
Change these two mixed numbers to improper fractions?
3 2/5 and 4 1/4
17/5 and 17/4
Mrs. Stowell had 1 1/4 cookies. Mr. Torpey ate 2/3 of her cookies? How much is left for Mrs. Nisly and Mrs. Castillo?
7/12