Factors/Multiples/Prime/Composite

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

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.

Front

What is a composite number?

Back

A composite number is a number greater than 1 that has more than two factors.

Front

Is 1 a prime number?

Back

No, 1 is not a prime number.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

How can you tell if a number is divisible by 2?

Back

A number is divisible by 2 if it is even.

Front

How can you tell if a number is divisible by 5?

Back

A number is divisible by 5 if it ends in 0 or 5.

Front

What are the first five prime numbers?

Back

The first five prime numbers are 2, 3, 5, 7, and 11.

Front

What is the greatest common factor (GCF)?

Back

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