# HCF Worksheet for Class 7 (with Answer Key)

The Highest Common Factor (HCF) of two numbers is the highest possible number that divides both the numbers completely. The Highest Common Factor (HCF) is also called the Greatest Common Divisor (GCD).

There are many ways to find the HCF of two numbers. One of the quickest ways to find the HCF of two or more numbers is by using the prime factorization method. Explore the world of HCF by going through its various aspects and properties. Find answers to questions like what is the highest common factor for a group of numbers, easy ways to calculate HCF, HCF by division method and discover more interesting facts around them.

## What is the “HCF”?

The Highest Common Factor (HCF) of two or more given numbers is the largest number that divides each of the given numbers without leaving any remainder. There are various methods that are used to find the HCF. The most common methods are:

• Prime factorization method
• Division method

## How to find the “HCF”?

To find the HCF:

• List the factors of each number.
• List the common (same) factors of the numbers.
• Find which common factor is the greatest.

This worksheet will help the students to learn about HCF for Class 7. It will help the students to test their knowledge and evaluate themselves. Practicing such a type of worksheet would give you added confidence while attempting your exam.

## Instructions on how to use the “HCF Worksheet for Class 7 (with Answer Key)”

Use this math worksheet to carefully study the concepts of HCF for Class 7.

A 10-item activity is given after the lesson in order to exercise the learned concept.

Towards the end of this worksheet, a reflective section is provided in order to help the learner think about their own thinking (metacognition) and assess how they performed in the lesson.

## Conclusion

At the end of this worksheet, the learner will effectively learn about HCF for Class 7. Students would be able to clear their concepts by solving the questions on their own.