Factors, Multiples, Prime and Composite

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 positive divisors.

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 the first prime number?

Back

The first prime number is 2.

Front

What is the first multiple of 5?

Back

The first multiple of 5 is 5.

Front

Which number is neither prime nor composite?

Back

The number 1 is neither prime nor composite.

Front

List the first 5 multiples of 4.

Back

The first 5 multiples of 4 are 4, 8, 12, 16, 20.

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.

Front

What is the least common multiple (LCM)?

Back

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