Vocabulary
A numerator is...
the top number of a fraction
3/4 - 1/2 = ?
1/4
5/8 + 1/4 = ?
7/8
2 3/8 - 1 1/4 = ?
1 1/8
Which fraction is bigger?
4/5 or 4/6
4/5
A mixed fraction is
when there's a whole number and a fraction. For example 3 1/4
6/10 - 2/5 = ?
1/5
4/5 + 8/10 = ?
1 6/10 or 1 3/5
4 1/3 - 2 7/15 = ?
1 13/15
select that fraction that is equivalent to:
3/4
1. 15/20
2. 4/12
3. 23/24
4. 21/28
1. 15/20
4. 21/28
An improper fraction is...
4/9 - 1/3 = ?
1/9
2/3 + 4/9 = ?
10/9 or 1 1/9
7 5/6 - 3 1/4 = ?
4 7/12
Which is this fractions mixed number equivalent:
11/4
1. 8 1/2
2. 2 3/4
3. 5 3/5
2. 2 3/4
the lowest common multiple of the denominators in a set of fractions. For example, 3 and 4's lowest common denominator (LCD) is 12.
5/6 - 1/2 = ?
1/3 or 2/6
3/5 + 1/3 = ?
14/15
7 1/8 - 4 5/12 = ?
2 17/24
Jamie pours 3/4 cups of apple juice for herself and another 7/8 cups for her sister, how much does she pour?
1 5/8
Explain how to find the lowest common denominator (LCD) for the fractions:
1/6 and 2/9
First you list the multiples for both 6 and 9.
Through going finding each of their multiples,
6 x 3 = 18
9 x 2 = 18
So, 18 is their LCD
Jackson is riding his scooter 2 6/10 miles to the park. He rides 1 1/4 miles and stops to take a drink. How much further does he have to go?
1 7/20
Eva mixes 6 7/8 pints of pineapple juice and 4 1/4 pints of guava juice to make tropical punch for her party. How much punch does she now have for her party?
11 1/8
Tami has 1 2/5 pounds of trail mix and Johnny has 1 3/8 pounds. Who has more trail mix? How much more do they have?
Tami has 1/40 pounds more than Johnny.
Find the greater fraction. Then write a subtraction problem to find the difference between them.
4/5 and 8/9
1. 8/9
2. 4/45