greatest common factor of 24 and 40

Understand the Problem

The question is asking us to find the greatest common factor (GCF) of the two numbers, 24 and 40. To solve this, we will identify the factors of both numbers and determine the largest factor that they have in common.

Answer

8
Answer for screen readers

The final answer is 8

Steps to Solve

  1. List the factors of each number

List all factors of 24: 1, 2, 3, 4, 6, 8, 12, 24 List all factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

  1. Identify common factors

The common factors of 24 and 40 are 1, 2, 4, and 8.

  1. Choose the greatest common factor

The greatest common factor (GCF) from the common factors 1, 2, 4, and 8 is 8.

The final answer is 8

More Information

The greatest common factor (GCF) is useful in simplifying fractions and solving problems involving divisibility.

Tips

Common mistakes include forgetting to list all factors or mistaking common factors. Double-check factors by multiplying them to see if they produce the original numbers.

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