Factors and Multiples Review

Front

What is a prime number?

Back

A prime number is a number that has exactly two distinct positive factors: 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

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

Tags

CCSS.4.OA.B.4

Front

Is 17 prime or composite?

Back

17 is a prime number.

Tags

CCSS.4.OA.B.4

Front

Is 33 prime or composite?

Back

33 is a composite number.

Tags

CCSS.4.OA.B.4

Front

Is 12 prime or composite?

Back

12 is a composite number.

Tags

CCSS.4.OA.B.4

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Tags

CCSS.4.OA.B.4

Front

Do all prime numbers have to be odd?

Back

No, not all prime numbers are odd. The number 2 is an even prime number.

Tags

CCSS.4.OA.B.4

Front

How many factors does a prime number have?

Back

A prime number has exactly two factors.

Tags

CCSS.4.OA.B.4

Front

How many factors does a composite number have?

Back

A composite number has more than two factors.

Tags

CCSS.4.OA.B.4

Front

Which statement is NOT true? All prime numbers are odd. True or False?

Back

False. Not all prime numbers are odd; 2 is an even prime number.

Tags

CCSS.4.OA.B.4