6th Grade Flashcard Review - Multiplication, GCF, LCM, Prime and Composite Numbers

Front

What is a composite number?

Back

A whole number greater than 1 that has more than 2 factors.

Front

What is a prime number?

Back

A whole number greater than 1 that has exactly 2 factors, 1 and itself.

Front

What is the least common multiple (LCM)?

Back

The smallest multiple that two or more numbers share.

Front

What is the greatest common factor (GCF)?

Back

The largest factor that two or more numbers share.

Front

What are the factors of 8?

Back

1, 2, 4, 8

Front

What is the prime factorization of 20?

Back

2 x 2 x 5

Front

What is the prime factorization of 30?

Back

2 x 3 x 5

Front

What is the least common multiple (LCM) of 2 and 3?

Back

6

Front

What is the greatest common factor (GCF) of 12 and 16?

Back

4

Front

What is a prime factor?

Back

A factor that is a prime number.