Factors

1. Which is a factor of 18?

• 4
• 5
• 6
• 7

2. How many factors does 6 have in total?

Answer:

3. Which pair are both factors of 20?

• 4 and 5
• 3 and 7
• 6 and 8
• 7 and 9

4. What is the largest factor of 15, apart from 15 itself?

Answer:

5. 1 is a factor of every whole number.

• True
• False

6. Which number is NOT a factor of 36?

• 4
• 6
• 8
• 9

7. How many factors does 10 have in total?

Answer:

8. What is the greatest common factor of 12 and 18?

• 2
• 3
• 6
• 12

9. A factor of a number always divides it with nothing left over.

• True
• False

10. List how many factors 12 has in total.

Answer: