Factors, Multiples, Prime, & Composite

Front

What is a factor?

Back

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

Tags

CCSS.4.OA.B.4

Front

What is a multiple?

Back

A multiple is the result of multiplying a number by an integer.

Front

What are the first five multiples of 6?

Back

6, 12, 18, 24, 30

Front

What is the greatest multiple of 6 that is less than 50?

Back

48

Front

What are the first five multiples of 7?

Back

7, 14, 21, 28, 35

Front

What is a prime number?

Back

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

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

A composite number is a number greater than 1 that has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

Is 2 a prime number?

Back

Yes, 2 is a prime number because its only factors are 1 and 2.

Tags

CCSS.4.OA.B.4

Front

Is 4 a prime number?

Back

No, 4 is a composite number because it has factors 1, 2, and 4.

Tags

CCSS.4.OA.B.4

Front

What is the least common multiple (LCM) of 4 and 5?

Back

The LCM of 4 and 5 is 20.