multiples and factors

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24.

Tags

CCSS.4.OA.B.4

Front

What are multiples?

Back

Multiples are the result of multiplying a number by an integer. For example, the multiples of 5 are 5, 10, 15, 20, 25, etc.

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. For example, the GCF of 12 and 16 is 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. For example, the LCM of 3 and 4 is 12.

Front

How do you find the factors of a number?

Back

To find the factors of a number, list all the pairs of numbers that multiply to that number. For example, the factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

Tags

CCSS.4.OA.B.4

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no positive divisors other than 1 and itself. For example, 2, 3, 5, and 7 are prime numbers.

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

A composite number is a number that has more than two factors. For example, 4, 6, and 8 are composite numbers.

Tags

CCSS.4.OA.B.4

Front

What is the product of 6 and 7?

Back

The product of 6 and 7 is 42.

Tags

CCSS.3.OA.C.7

Front

What is 9 x 4?

Back

9 x 4 = 36.

Tags

CCSS.3.OA.C.7

Front

What are the factors of 36?

Back

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36.

Tags

CCSS.4.OA.B.4