Let’s solve each problem step by step. All these problems are adding fractions with the same denominator (bottom number). When denominators are the same, you just add the numerators (top numbers) and keep the denominator the same.
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Problem 1:
3/7 + 3/7 = ?
Add tops: 3 + 3 = 6
Keep bottom: 7
Answer:
6/7
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Problem 2:
2/5 + 1/5 = ?
Add tops: 2 + 1 = 3
Keep bottom: 5
Answer:
3/5
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Problem 3:
2/9 + 5/9 = ?
Add tops: 2 + 5 = 7
Keep bottom: 9
Answer:
7/9
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Problem 4:
1/6 + 4/6 = ?
Add tops: 1 + 4 = 5
Keep bottom: 6
Answer:
5/6
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Problem 5:
1/4 + 2/4 = ?
Add tops: 1 + 2 = 3
Keep bottom: 4
Answer:
3/4
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Problem 6:
1/3 + 1/3 = ?
Add tops: 1 + 1 = 2
Keep bottom: 3
Answer:
2/3
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Problem 7:
5/7 + 1/7 = ?
Add tops: 5 + 1 = 6
Keep bottom: 7
Answer:
6/7
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Problem 8:
5/12 + 6/12 = ?
Add tops: 5 + 6 = 11
Keep bottom: 12
Answer:
11/12
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Problem 9:
3/5 + 1/5 = ?
Add tops: 3 + 1 = 4
Keep bottom: 5
Answer:
4/5
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Problem 10:
3/8 + 4/8 = ?
Add tops: 3 + 4 = 7
Keep bottom: 8
Answer:
7/8
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Final Answer:
1. 6/7
2. 3/5
3. 7/9
4. 5/6
5. 3/4
6. 2/3
7. 6/7
8. 11/12
9. 4/5
10. 7/8
Parent Tip: Review the logic above to help your child master the concept of fractions worksheet grade 4.
