Adding/Subtracting Fractions
1/6 + 3/6
4/6
4 1/5 + 3 1/5
7 2/5
7 5/8 - 3 4/8
4 1/8
On Friday many of Ms. Dobson’s students were absent from class. 1/10 were at a band concert and 3/10 of them were home sick. What fraction of Ms. Dobson’s class was gone on Friday?
4/10
Decompose 4/8
Variety
5/7 - 3/7
2/7
5 8/10 + 1 1/10
6 9/10
12 16/20 - 9 9/20
3 7/20
Caelynn spent 2 1/2 hours reading Hatchet. She then spent 1 1/2 hours reading Mountains. How many hours did she read?
4 hours
Decompose 10/15 two ways.
Variety.
15/20 - 7/20
8/20
12 15/20 + 5 3/20
17 18/20
3 1/8 - 3/8
2 6/8
Olyvia filled her fish bowl with 2 5/8 of a gallon of water. There is still room for 1 7/8 of a gallon of water. How much water does the fish bowl hold?
3 12/8 or 4 3/8
Which is NOT a way to decompose 9/10?
a. 5/10 + 4/10
b. 7/10 + 2/10
c. 2/10 + 3/10 + 3/10
d. 1/10 + 5/10 + 3/10
D
4/4 + 8/4
How many wholes?
How many wholes?
13
3 3/8 - 1 5/8
1 6/8
Mrs. McGraw had 4 1/3 packages of Valentine’s Day candy. When she got home from work there was only 1 2/3 of the packages left. How much did Mrs. McGrow’s son eat while she was at work?
2 2/3
Add 10/15 + 3/15.
Decompose it one way.
Variety.
13/15
Reduce your answer.
4/8 = 1/2
9 15/18 - 3 9/18
Reduce your answer.
6 6/18
6 + 3
9
9 - 4/9
8 5/9
Brayley’s bucket holds 3 pounds of sand. She dumped dumped out 1 1/4 pounds of sand. How much was left?
1 3/4
Decompose 2 1/8.
Variety.