Factors

Front

What are the factors of 21?

Back

1, 3, 7, 21

Front

What are the factors of 32?

Back

1, 2, 4, 8, 16, 32

Front

What are the factors of 49?

Back

1, 7, 49

Front

What is a prime number?

Back

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

Front

What is the greatest factor of 28 and 49?

Back

7

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number.

Front

How do you find the factors of a number?

Back

To find the factors of a number, divide it by whole numbers starting from 1 up to that number.

Front

What is the smallest factor of any number?

Back

The smallest factor of any number is always 1.

Front

What is the largest factor of a number?

Back

The largest factor of a number is the number itself.

Front

Are all prime numbers odd?

Back

No, the only even prime number is 2; all other prime numbers are odd.