Subtracting Numbers up to 20: Problems with Solutions

Subtraction is an important part of mathematics that helps us understand the relationships between numbers. It is a fundamental skill that is used in everyday life, from calculating change to solving complex equations. Knowing how to subtract numbers up to 20 is an essential part of mastering basic math.

To help you practice and understand subtraction, here is an example problem and 10 quiz questions with solutions.

Example:

What is the difference between 15 and 8?

Answer: The difference between 15 and 8 is 7.

Quiz:

1. What is the difference between 17 and 9?

Answer: The difference between 17 and 9 is 8.

2. What is the difference between 18 and 10?

Answer: The difference between 18 and 10 is 8.

3. What is the difference between 19 and 11?

Answer: The difference between 19 and 11 is 8.

4. What is the difference between 20 and 12?

Answer: The difference between 20 and 12 is 8.

5. What is the difference between 16 and 8?

Answer: The difference between 16 and 8 is 8.

6. What is the difference between 17 and 7?

Answer: The difference between 17 and 7 is 10.

7. What is the difference between 18 and 6?

Answer: The difference between 18 and 6 is 12.

8. What is the difference between 19 and 5?

Answer: The difference between 19 and 5 is 14.

9. What is the difference between 20 and 4?

Answer: The difference between 20 and 4 is 16.

10. What is the difference between 15 and 3?

Answer: The difference between 15 and 3 is 12.