Let’s solve each problem step by step using the number line method shown. We start at the first number and jump forward by the second number.
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1) 6 + 7 = ?
Start at 6. Jump 7 steps to the right:
6 → 7 (1), 8 (2), 9 (3), 10 (4), 11 (5), 12 (6), 13 (7).
We land on
13.
✔ Answer: 13
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2) 14 + 4 = ?
Start at 14. Jump 4 steps:
14 → 15 (1), 16 (2), 17 (3), 18 (4).
We land on
18.
✔ Answer: 18
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3) 9 + 5 = ?
Start at 9. Jump 5 steps:
9 → 10 (1), 11 (2), 12 (3), 13 (4), 14 (5).
We land on
14.
✔ Answer: 14
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4) 12 + 3 = ?
Start at 12. Jump 3 steps:
12 → 13 (1), 14 (2), 15 (3).
We land on
15.
✔ Answer: 15
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5) 15 + 5 = ?
Start at 15. Jump 5 steps:
15 → 16 (1), 17 (2), 18 (3), 19 (4), 20 (5).
We land on
20.
✔ Answer: 20
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6) 4 + 8 = ?
Start at 4. Jump 8 steps:
4 → 5 (1), 6 (2), 7 (3), 8 (4), 9 (5), 10 (6), 11 (7), 12 (8).
We land on
12.
✔ Answer: 12
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7) 11 + 4 = ?
Start at 11. Jump 4 steps:
11 → 12 (1), 13 (2), 14 (3), 15 (4).
We land on
15.
✔ Answer: 15
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8) 18 + 2 = ?
Start at 18. Jump 2 steps:
18 → 19 (1), 20 (2).
We land on
20.
✔ Answer: 20
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Final Answer:
1) 13
2) 18
3) 14
4) 15
5) 20
6) 12
7) 15
8) 20
Parent Tip: Review the logic above to help your child master the concept of addition worksheet with number.
