Factors, Multiples, Prime, and Composite

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple is a number that can be divided by another number without a remainder, often found by multiplying.

Front

What is a prime number?

Back

A prime number is a number that has only two factors: 1 and itself.

Front

What is a composite number?

Back

A composite number is a number that has more than two factors.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Front

What are the factors of 12?

Back

1, 2, 3, 4, 6, 12.

Front

How many factors does the number 15 have?

Back

4 (1, 3, 5, 15).

Front

What is the smallest prime number?

Back

2.

Front

What is the largest prime number less than 20?

Back

19.

Front

When we skip count by 5, what are we listing?

Back

Multiples of 5 (5, 10, 15, 20, ...).