Let’s solve each addition problem step by step. We’re adding two numbers, and sometimes we’ll need to regroup (carry over) when the ones add up to 10 or more.
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Problem 1: 17 + 17
- Ones: 7 + 7 = 14 → write down 4, carry over 1
- Tens: 1 + 1 = 2, plus carried 1 = 3
→
34
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Problem 2: 29 + 15
- Ones: 9 + 5 = 14 → write down 4, carry over 1
- Tens: 2 + 1 = 3, plus carried 1 = 4
→
44
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Problem 3: 8 + 25
- Ones: 8 + 5 = 13 → write down 3, carry over 1
- Tens: 0 + 2 = 2, plus carried 1 = 3
→
33
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Problem 4: 19 + 19
- Ones: 9 + 9 = 18 → write down 8, carry over 1
- Tens: 1 + 1 = 2, plus carried 1 = 3
→
38
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Problem 5: 17 + 29
- Ones: 7 + 9 = 16 → write down 6, carry over 1
- Tens: 1 + 2 = 3, plus carried 1 = 4
→
46
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Problem 6: 19 + 4
- Ones: 9 + 4 = 13 → write down 3, carry over 1
- Tens: 1 + 0 = 1, plus carried 1 = 2
→
23
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Problem 7: 19 + 28
- Ones: 9 + 8 = 17 → write down 7, carry over 1
- Tens: 1 + 2 = 3, plus carried 1 = 4
→
47
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Problem 8: 38 + 8
- Ones: 8 + 8 = 16 → write down 6, carry over 1
- Tens: 3 + 0 = 3, plus carried 1 = 4
→
46
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Problem 9: 9 + 19
- Ones: 9 + 9 = 18 → write down 8, carry over 1
- Tens: 0 + 1 = 1, plus carried 1 = 2
→
28
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Problem 10: 18 + 9
- Ones: 8 + 9 = 17 → write down 7, carry over 1
- Tens: 1 + 0 = 1, plus carried 1 = 2
→
27
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Problem 11: 17 + 19
- Ones: 7 + 9 = 16 → write down 6, carry over 1
- Tens: 1 + 1 = 2, plus carried 1 = 3
→
36
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Problem 12: 27 + 14
- Ones: 7 + 4 = 11 → write down 1, carry over 1
- Tens: 2 + 1 = 3, plus carried 1 = 4
→
41
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Problem 13: 12 + 18
- Ones: 2 + 8 = 10 → write down 0, carry over 1
- Tens: 1 + 1 = 2, plus carried 1 = 3
→
30
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Problem 14: 19 + 14
- Ones: 9 + 4 = 13 → write down 3, carry over 1
- Tens: 1 + 1 = 2, plus carried 1 = 3
→
33
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Problem 15: 26 + 17
- Ones: 6 + 7 = 13 → write down 3, carry over 1
- Tens: 2 + 1 = 3, plus carried 1 = 4
→
43
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Final Answer:
1. 34
2. 44
3. 33
4. 38
5. 46
6. 23
7. 47
8. 46
9. 28
10. 27
11. 36
12. 41
13. 30
14. 33
15. 43
Parent Tip: Review the logic above to help your child master the concept of worksheet for maths grade 2.