Front

What is a fraction?

Back

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

How do you find the greatest common factor (GCF) of two numbers?

Back

The GCF is the largest number that divides both numbers without leaving a remainder. You can find it by listing the factors or using the prime factorization method.

Front

What is the GCF of 20 and 45?

Back

The GCF of 20 and 45 is 5.

Front

Back

Front

What is the GCF of 15 and 40?

Back

The GCF of 15 and 40 is 5.

Front

Back

Front

What is the GCF of 18 and 63?

Back

The GCF of 18 and 63 is 9.

Front

Back

Front

What is the GCF of 20 and 24?

Back

The GCF of 20 and 24 is 4.