Factor Trees

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

How do you find the factors of a number?

Back

To find the factors of a number, list all the whole numbers that can be multiplied together to produce that number.

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

What is a 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

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 prime factors.

Front

What are the prime factors of 24?

Back

The prime factors of 24 are 2 and 3 (2 x 2 x 2 x 3).

Front

What is the relationship between factors and multiples?

Back

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

Tags

CCSS.4.OA.B.4

Front

How can you determine if a number is a factor of another number?

Back

To determine if a number is a factor of another, divide the larger number by the smaller number. If the result is a whole number, it is a factor.

Tags

CCSS.4.OA.B.4

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) is the largest number that divides two or more numbers without leaving a remainder.

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) is the smallest number that is a multiple of two or more numbers.