Factors and Multiples

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 is the result of multiplying a number by an integer.

Front

What are prime numbers?

Back

Prime numbers are numbers greater than 1 that have no positive divisors other than 1 and themselves.

Front

What are composite numbers?

Back

Composite numbers are numbers that have more than two positive divisors.

Front

List the factors of 36.

Back

1, 2, 3, 4, 6, 9, 12, 18, 36

Front

What is the greatest common factor (GCF) of 18 and 36?

Back

The GCF of 18 and 36 is 18.

Front

What is the least common multiple (LCM) of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

If you count by 10s, what is the 10th number?

Back

The 10th number is 100.

Front

How many factors does the number 12 have?

Back

The number 12 has 6 factors: 1, 2, 3, 4, 6, 12.

Front

What is an array in mathematics?

Back

An array is a systematic arrangement of objects, usually in rows and columns.