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Available Worksheets

Example:

Prime factors of 12

2, 2, 3

2, 3, 3

2, 3, 6

Example:

What is the greatest common factor of 15 and 33?

Factors of 15 → 1, 3, 5, 15

Factors of 33 → 1, 3, 11, 33

Common Factors → 1, 3

Greatest Common Factors → 3

Example:

What are the common factors of 15 and 33?

Factors of 15 → 1, 3, 5, 15

Factors of 33 → 1, 3, 11, 33

Common Factors → 1, 3

Example:

What are the factors of 82?

2

9

41

28

Example:

Common multiples of 2 and 3

6, 12, 18,...

2, 3, 6, ...

6, 9, 12, ...

Example:

LCM (least common multiple) of 3 and 6

3

6

9

1. Read the given question.

2. Find the sum of its prime factors.

3. Click the correct number type.

125 is a number.

composite

prime

1. Read the given question.

2. Evaluate its prime factors.

3. Click the correct type.

Example:

First four multiples of 2

1, 2, 3, 4

2, 4, 5, 10

2, 4, 6, 8

Example:

Prime factors of 12

2^{2}, 3

2, 3^{2}

6^{2}

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