Grade 2 Facts to 20 worksheet
from Gradelings · Name: ______________________
How to explain it
- Use 10 as a stepping stone.
- Break one number to make a 10 with the other.
- Then add what is left over.
Example: 8 + 5 = ? 8 needs 2 more to make 10. Take 2 from 5. That leaves 3. 10 + 3 = 13. Answer: 13
Question 1
What is 18 − 6?
18 − 6 = ?
- 12
- 14
- 2
12
Hint: Think addition: 6 + ? = 18. Or start at 18 and count back 6.
Question 2
What number is missing?
9 + = 14
- 5
- 7
- 15
5
Hint: Count up from 9 to 14. How many jumps did you make?
Question 3
What is 5 + 8?
5 + 8 = ?
- 3
- 16
- 13
13
Hint: Make a ten! 5 + 5 = 10, then add 3 more to get 13.
Question 4
What is 6 + 6?
- 7
- 12
- 11
12
Hint: Make a ten! 6 + 4 = 10, then add 2 more to get 12.
Question 5
What is 17 − 9?
17 − 9 = ?
- 3
- 18
- 8
8
Hint: Think addition: 9 + ? = 17. Or start at 17 and count back 9.
Question 6
What is 15 − 6?
15 − 6 = ?
- 9
- 14
- 12
9
Hint: Think addition: 6 + ? = 15. Or start at 15 and count back 6.
Question 7
What is 5 + 4?
5 + 4 = ?
- 9
- 10
- 13
9
Hint: Start at 5 and count up 4 more.
Question 8
What is 12 − 9?
12 − 9 = ?
- 4
- 3
- 6
3
Hint: Think addition: 9 + ? = 12. Or start at 12 and count back 9.
Question 9
What is 7 + 6?
- 13
- 7
- 18
13
Hint: Make a ten! 7 + 3 = 10, then add 3 more to get 13.
Question 10
What is 20 − 9?
20 − 9 = ?
- 13
- 11
- 6
11
Hint: Think addition: 9 + ? = 20. Or start at 20 and count back 9.
Answer key
- 1. 12
- 2. 5
- 3. 13
- 4. 12
- 5. 8
- 6. 9
- 7. 9
- 8. 3
- 9. 13
- 10. 11
Want more than 10 questions?
In Gradelings the questions change every time and adjust to your child, with hints and kind feedback.