Select all the common factors for 12 and 30.



To find all the common factors of 12 and 30, we first need to list the factors of each number.

- **Factors of 12:** 1, 2, 3, 4, 6, 12
- **Factors of 30:** 1, 2, 3, 5, 6, 10, 15, 30

The common factors of 12 and 30 are the factors that appear in both lists:

- **Common factors:** 1, 2, 3, 6

So, the common factors of 12 and 30 are **1, 2, 3,** and **6**.

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Here are some related questions you might find interesting:
1. What are the prime factors of 12 and 30?
2. How do you find the greatest common divisor (GCD) of 12 and 30?
3. What are the least common multiples of 12 and 30?
4. How do common factors relate to simplifying fractions?
5. What is the difference between a factor and a multiple?

**Tip:** When finding common factors, start by listing out all factors for each number and then identify which ones appear in both lists.

Select all the common factors for 12 and 30.

Discover how to find the common factors of 12 and 30 with a simple step-by-step guide. This problem covers basic number theory, including the principles of factors and divisibility, making it ideal for students in Grades 4-6.

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