Multiples and Factors

Front

What are factors of a number?

Back

Factors are numbers that can be multiplied together to produce the original number.

Tags

CCSS.4.OA.B.4

Front

List all the factors of 30.

Back

1, 2, 3, 5, 6, 10, 15, 30

Tags

CCSS.4.OA.B.4

Front

What is a multiple of a number?

Back

A multiple of a number is the product of that number and an integer.

Front

List the first five multiples of 5.

Back

5, 10, 15, 20, 25

Front

What is the least common multiple (LCM) of 4 and 6?

Back

The LCM of 4 and 6 is 12.

Front

Define prime number.

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Tags

CCSS.4.OA.B.4

Front

Is 29 a prime number?

Back

Yes, 29 is a prime number.

Tags

CCSS.4.OA.B.4

Front

Define composite number.

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

Is 15 a prime or composite number?

Back

15 is a composite number.

Tags

CCSS.4.OA.B.4

Front

What is the greatest common factor (GCF) of 8 and 12?

Back

The GCF of 8 and 12 is 4.