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Adding Numbers up to 20: Problems with Solutions

Learning to add numbers up to 20 is an important part of basic math skills. It is a skill that is used in everyday life, from counting change to balancing a checkbook. This article will provide some problems and solutions to help you practice and master this skill.

Example:

Let’s start with a simple example. What is the sum of 8 + 12?

The answer is 20.

Quiz:

1. What is the sum of 5 + 15?
2. What is the sum of 7 + 13?
3. What is the sum of 9 + 11?
4. What is the sum of 4 + 16?
5. What is the sum of 6 + 14?
6. What is the sum of 3 + 17?
7. What is the sum of 10 + 10?
8. What is the sum of 2 + 18?
9. What is the sum of 1 + 19?
10. What is the sum of 8 + 12?

Key:

1. 20
2. 20
3. 20
4. 20
5. 20
6. 20
7. 20
8. 20
9. 20
10. 20