Adding & Subtracting Fractions with Like Denominators
9/4 + 5/4
14/4
1 1/6 + 2 2/6
7/6 + 14/6 = 21/6
Fractions with same denominators are called ___________.
Like Fractions
A painter finished 5/6 of a fence. Later, he realised only 3/6 was painted correctly. How much does he need to repaint
5/6 - 3/6= 2/6
18/20 - 9/20
9/20
4 1/2 - 2 1/2
9/2 - 5/2 = 4/2
12/7 is an example of an _______________. This is not in the simplest form!
improper fraction
James drank 1/6 of a jug of orange juice in the morning and 4/6 in the afternoon.
How much orange juice did he drink in total?
1/6 + 4/6 = 5/6
9/10 - 7/10
1/5
13/28 - 9/28
4/28
5 1/3 + 1 1/3
16/3 + 4/3= 20/3
greater
A juice bottle was full. After a party, only 2/5 of it was left. How much juice was drunk?
5/5- 2/5 = 3/5
13/12 + 43/12
56/2
12/12- 9/12
3/12
2 1/7 + 3 2/7
15/7 + 23/7= 38/7
A mixed fraction has a _______ number and a _________ fraction.
whole number, proper fraction
A cake measured 4 2/3 pieces. After a party, 1 1/3 pieces were left. How much cake was eaten?
14/3 - 4/3= 10/3
13/15 - 7/15
6/5
25/50 - 12/50
13/50
3 3/8 - 1 6/8
27/8 - 14/8= 13/8
For adding or subtracting fractions you work with the _________ not the _________ .
numerator, denominator
Emma used 1 1/2 cups of flour in the morning and 2 2/2 cups in the afternoon. How much flour did she use in total?
3/2 + 6/2= 9/2 cups