Lesson Worksheet: Adding and Subtracting Unlike Fractions Mathematics
In this worksheet, we will practice adding and subtracting up to three proper fractions with different denominators by finding common denominators.
Q1:
A group of students have been challenged to build the tallest possible tower out of rolled up newspapers.
Noura’s tower is m tall.
Osama’s tower is m tall.
Noura and Osama balance their towers on top of each other to make one taller tower.
How tall is their tower in total?
Give your answer as a mixed number.
- A m
- B m
- C m
- D m
- E m
Q2:
On Saturday, Ali studied English for of an hour and he studied Math for of an hour. How many hours did Ali study in total?
- A of an hour
- B of an hour
- C of an hour
- D3 hours
- E hours
Q3:
Solve the following:
- A
- B
- C
- D
- E
Q4:
Use the fraction wall to calculate .
- A
- B
- C
- D
- E
Q5:
What is the total of and ?
Hint: Use the bar model to help.
- A
- B
- C
- D
- E
Q6:
Select the two fractions whose sum is greater than 1.
- A and
- B and
- C and
- D and
- E and
Q7:
How much water is there in both jugs altogether? Give your answer as a mixed number in the simplest form.
- A liters
- B liters
- C liters
- D liters
- E liters
Q8:
Find .
- A
- B
- C
- D
- E
Q9:
Complete this number sentence: .
Hint: Use the area model to help.
- A
- B
- C
- D
- E
Q10:
Find . Give your answer as a mixed number.
- A
- B
- C
- D
- E
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