Adding Fractions
When adding fractions, they must have the same ______.
denominator
When subtracting fractions, denominators must be ______.
common (the same).
2/4 * 4/2
1
the top digit in a fraction
the numerator
1/2 divided by 6
3
What is 2 1/2 as an improper fraction?
5/2
When adding fractions with unlike denominators, you must find the ______.
least common denominator
A family went fishing. They caught a 2 5/8 pound trout and a 1 1/2 pound bass. How many more pounds was the trout than the bass?
1 1/8?
To multiply fractions the denominators must be the same. True or False?
False
The bottom digit of a fraction
the denominator
2/3 divided by 1/6
4
What is 4 1/2 as an improper fraction?
9/2
When adding fractions with a common denominator, what do you do with the numerators?
add
When subtracting fractions with a common denominator, what do you do with the numerators?
subtract
1/2 x 3/4
3/8
a fraction with the numerator greater than the denominator
an improper fraction
4/5 divided by 2
2/5
What is 12/5 as a mixed number?
2 2/5
A fraction can be simplified if they have a common _______.
factor
Answers must always be written in _______.
simplest form
1/6 x 3/4
1/8
A number with a whole number and a fraction
a mixed fraction
3 steps to divide fractions
Keep, Change, Flip
What is 3 4/5 as an improper fraction?
19/5
7/22 + 4/22 = ? (Simplified form)
1/2
1/3 - 1/4
1/12
7/9 x 2/5
14/45
A fraction with the same numerator and denominator.
1
2 divided by 4/5
2 1/2
What is 4 3/7 as an improper fraction?
31/7
4/8 + 2/3
1 1/6
9/12-2/8
1/2
Ms. Sowah made 3 pies. She ate 1/8 from each pie. How much total pie did she eat?
3/8
1/4= ?/12
3
3/4 divided by 3/8
2
Estimate 2 8/9 x 3 5/6 using the benchmark
6
2/10 + 3/10
1/2
14 2/5 - 9 3/8
5 1/40
Lyn bakes brownies and gave 1/4 of the pan to Ty. He ate 2/3 of it. How much of the original pan of brownies was eaten?
1/6
2/5 = ?/10
4
3/4 divided by 5/12
1 4/5
What is 13/4 as a mixed number?
3 1/4
1 2/3 + 2 3/4
4 5/12
5/10 - 2/12
1/3
3/4 x 2/3
1/2
Draw 1/4 and 1/2. Are these equivalent fractions? how do you know?
Yes they are equivalent because the shaded area of each fraction is the same.
3/4 divided by 1/8
6
Estimate 4 1/6- 2 4/5 using the Benchmark
1 3/5 + 4 5/7
6 11/35
4/13 - 5/52
11/52
4/21 x 7/16
1/12
Draw 2/3 and 4/6. Are these equivalent fractions and how do you know?
Yes they are equivalent because the shaded area of each fraction is the same.
1 1/2 divided by 3 1/4?
6/13
What is 1 3/5 x 2 1/4?
3 3/5
3 1/3 + 2 1/4 + 5 1/9
10 25/36
10/12 - 4/10
13/30
Grace was icing a rectangular cake. 1/2 of the cake had icing. 3/4 of the icing was blue. What fraction of the cake had blue icing?
3/8
Draw 3/4 and 2/3. Are these equivalent fractions, how do you know?
No they are not equivalent fractions because the shaded area does not take up the same amount of space.
12 3/4 divided by 4 1/2
2 5/6
What is 2 3/4 x 8?
22