Factor Trees

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

List the factors of 54.

Back

The factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54.

Tags

CCSS.4.OA.B.4

Front

What is a 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

Identify the prime factors of 54.

Back

The prime factors of 54 are 2 and 3.

Front

What is a factor tree?

Back

A factor tree is a diagram that shows the prime factorization of a number by breaking it down into its factors.

Front

How do you create a factor tree for 54?

Back

Start by dividing 54 by its smallest prime factor (2), then continue dividing the resulting factors until all factors are prime.

Front

What is the relationship between factors and multiples?

Back

Factors are numbers that divide another number, while multiples are the result of multiplying a number by an integer.

Tags

CCSS.4.OA.B.4

Front

What is the missing factor in the equation 5 x ? = 45?

Back

The missing factor is 9.

Tags

CCSS.3.OA.A.4

Front

If a number has only two factors, what can you conclude about it?

Back

It is a prime number.

Tags

CCSS.4.OA.B.4

Front

What are the factors of 25?

Back

The factors of 25 are 1, 5, and 25.

Tags

CCSS.4.OA.B.4