Adding Mixed Numbers
Subtracting Mixed Numbers
Mixed Number Word Problem Vocabulary
Adding or Subtracting Mixed Number Word Problems
Rename Fractions
100
2 3/8 + 5 1/8 =
7 4/8 or 7 1/2
100
10 8/9 - 5 6/9 =
5 2/9
100
If the question reads "how much farther" should you add or subtract
You should subtract
100
Adam bought a box of fruit that weighed 6 3⁄8 kilograms. If he bought a second box that weighed 7 2⁄8 kilograms, what is the combined weight of both boxes?
The combined weight of both boxes was 13 5/8 kilograms.
100
5/5 =
1
200
8 2/4 + 2 1/4 =
10 3/4
200
8 6/8 - 5 1/8 =
3 5/8
200
If the question reads "in all" should you add or subtract?
You should add
200
Javier is trying to fit two boxes into the trunk of his car. One box is 2 1/3 feet tall and the other is 4 2/3 feet tall. Stacked on each other, what is the combined height of the two boxes? Draw a picture to justify your answer
The answer is 6 3/3 or 7 feet tall
200
7/4 =
1 3/4
300
3 5/8 + 2 1/8 =
5 6/8 or 5 3/4
300
8 2/7 - 5 4/7 =
2 5/7
300
If the question reads "how much more" should you add or subtract?
You should subtract
300
On Monday Bianca spent 4 4⁄8 hours studying. On Tuesday she spent another 3 1⁄8 hours studying. What is the combined length of time she spent studying?
Bianca spent 7 5/8 hours studying
300
2 1/2 as an improper fraction
5/2
400
8 1/2 + 8 1/2 =
16 2/2 or 17
400
8 2/4 - 5 3/4 =
2 3/4
400
If a questions reads "left over" should you add or subtract?
You should subtract
400
Tiffany and her friend seeing who could pick up more bags of cans. Tiffany picked up 5 5⁄8 bags and her friend picked up 4 1⁄8 bags. How much more did Tiffany pick up, then her friend?
Tiffany picked up 1 4/8 or 1 1/2 bags more
400
Decompose: 5 1/3 into 4 and ____
4 4/3
500
5 1/6 + 2 4/6 =
7 5/6
500
9 1/5 - 6 3/5 =
2 3/5
500
If a question reads "combined height" should you add or subtract?
You should add
500
In two months Ms. Wilson's class recycled 8 6⁄10 pounds of paper. If they recycled 5 4⁄10 pounds the first month, how much did they recycle the second month?
They recycled 3 2/10 or 3 1/5 pounds of paper
500
3 4/5 = 2 and ?
2 and 9/5