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Adding Subtracting Same Denominators

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Adding Subtracting Same Denominators

Adding Subtracting Same Denominators

Fractions worksheet illustration

🧮 Part 1: Adding Fractions with Same Denominators

1. Solve these addition problems. Show your working.

a) 2/5 + 1/5 = _______

b) 3/8 + 2/8 = _______

c) 1/6 + 4/6 = _______

d) 5/10 + 3/10 = _______

➖ Part 2: Subtracting Fractions with Same Denominators

2. Solve these subtraction problems. Show your working.

a) 4/7 - 2/7 = _______

b) 6/9 - 1/9 = _______

c) 7/12 - 3/12 = _______

d) 9/10 - 4/10 = _______

🎯 Part 3: Multiple Choice

3. What is 3/8 + 2/8?

5/16

5/8

6/8

1/8

4. What is 7/10 - 3/10?

4/10

4/20

10/10

3/10

5. Which of these equals 1 whole?

4/5 + 2/5

3/6 + 3/6

2/4 + 1/4

5/8 + 2/8

🍰 Part 4: Word Problems

6. Sarah ate 2/8 of a pizza and her brother ate 3/8 of the same pizza. How much pizza did they eat altogether?

Answer: ____________

7. Tom had 7/12 of a chocolate bar. He gave away 3/12 of it to his friend. How much chocolate bar does Tom have left?

Answer: ____________

8. In a class, 4/15 of students like maths and 6/15 like science. What fraction of students like either maths or science?

Answer: ____________

🔍 Part 5: True or False

9. Tick the statements that are TRUE:

When adding fractions with the same denominator, you add the numerators

When subtracting fractions with the same denominator, you subtract the denominators

2/5 + 3/5 = 5/5 = 1

6/7 - 2/7 = 4/14

The denominator stays the same when adding or subtracting fractions with like denominators

✏️ Part 6: Fill in the Missing Numbers

10. Complete these fraction equations:

a) ___/9 + 4/9 = 7/9

b) 5/6 - ___/6 = 2/6

c) 2/__ + 3/__ = 5/8

d) 9/11 - 4/11 = ___/11

11. Explain in your own words how to add fractions with the same denominator:

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