Factors Flashcard

Front

What is a factor?

Back

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

Front

What is the smallest factor of any number?

Back

The smallest factor of any number is 1.

Front

List all the factors of 12.

Back

The factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

Is 5 a factor of 20?

Back

Yes, because 20 divided by 5 equals 4, which is a whole number.

Front

What is the relationship between even numbers and factors?

Back

All even numbers have 2 as a factor.

Front

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

Back

You can determine if a number is a factor by dividing the second number by the first number and checking if the result is a whole number.

Front

What are prime factors?

Back

Prime factors are factors that are prime numbers, meaning they have no positive divisors other than 1 and themselves.

Front

List the prime factors of 30.

Back

The prime factors of 30 are 2, 3, and 5.

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor is the largest factor that two or more numbers have in common.

Front

How do you find the GCF of 24 and 36?

Back

List the factors of both numbers: Factors of 24 are 1, 2, 3, 4, 6, 8, 12, 24; Factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36. The GCF is 12.