Factors and Multiples

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 a number that can be expressed as the product of an integer and another number.

Front

List the first five multiples of 8.

Back

8, 16, 24, 32, 40.

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that can divide two or more numbers without leaving a remainder.

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

True or False: All even numbers are composite.

Back

False. The number 2 is an even prime number.

Tags

CCSS.4.OA.B.4

Front

What is the least common multiple (LCM)?

Back

The LCM is the smallest number that is a multiple of two or more numbers.

Front

How do you find the factors of a number?

Back

To find the factors of a number, divide it by integers starting from 1 up to that number and check which divisions result in whole numbers.

Tags

CCSS.4.OA.B.4

Front

What is the relationship between factors and multiples?

Back

Factors of a number are the numbers that divide it evenly, while multiples are the results of multiplying that number by integers.

Tags

CCSS.4.OA.B.4