Addition
Subtraction
Word Problems
Equivalent/ CD
Estimate
100
1/6 + 2/6
3/6
100
5/8 - 3/8
2/8
100
Sara ate 6/8 pieces of pizza. How much is left?
2/8 = 1/4
100
What fraction is equal to 1/2?
2/4, 3/6, 4,8...
100
Draw a visual for 2/5.
200
1/3 + 1/4
4/12 + 3/12 =
7/12
200
1/2 - 1/10
6/10
200
Gary loves to bake. 3/12 of his cookies are chocolate chip, 1/6 are sugar, and 7/12 are m&m.
How many of his cookies are sugar and m&m?
9/12
200
Write one common denominator for 1/6 and 1/4.
12, 24...
200
Estimate. Draw a visual.
3/8
1/2
300
Draw:
1/5 + 4/10
300
Draw:
5/6 - 2/3
300
Lola did math homework for 7/9 hour and science homework for 2/3 hour. How much more time did she spend on math than science?
1/9 hour.
300
Is 2/8 = 1/4?
Draw a visual.
Yes.
300
4/5 + 1/12
1 + 0 =
1
400
1/8 + 3/9
33/72
400
6/8 - 2/6
10/24
400
Jim and Jerry are splitting a gallon of milk. Jim uses 3/7 of the milk and Jerry has 10/21 of it. How much is left?
2/21 of the gallon
400
What is 5 1/4 as an improper fraction?
5 1/4 = 21/4
400
Estimate:
4 3/6 - 1 1/9.
4 1/2 - 1 =
3 1/2
500
1/4 + 3/6 + 3/8
27/24 =
1 3/24
500
9/12 - 1/5
36/60
500
I bought 1 vanilla cake and 1 chocolate cake. I cut the vanilla into 8 slices and the chocolate into fourths. My friends ate a total of 3 slices of each cake.
What fraction of the vanilla cake was eaten?
What fraction of the chocolate was eaten?
How much more chocolate cake did they eat than the vanilla?
Vanilla = 3/8
Chocolate = 3/4
They ate 3 more slices of chocolate than vanilla.
500
What is a common denominator for 1/8, 1/2, and 1/12?
24, 48...
500
Use benchmark fractions to estimate:
2/8 + 4/5 + 7/10
2 OR 1 1/2