Simplifying Fractions

Front

What is the GCF (Greatest Common Factor)?

Back

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

Front

How do you find the GCF of 18 and 24?

Back

List the factors of each number: Factors of 18: 1, 2, 3, 6, 9, 18; Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24. The GCF is 6.

Front

What is prime factorization?

Back

Prime factorization is expressing a number as the product of its prime factors.

Front

Use a number tree to find the prime factorization of 105.

Back

The prime factorization of 105 is 7 x 5 x 3.

Front

What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same value.

Front

Which of these fractions is NOT equivalent to 3/4? 75/100, 9/16, 9/12, 30/40

Back

9/16 is NOT equivalent to 3/4.

Front

How do you determine if two fractions are equivalent?

Back

Cross-multiply the fractions. If the products are equal, the fractions are equivalent.

Front

Which of these fractions is not equivalent to 1/2? 6/10, 4/8, 33/66, 12/24

Back

6/10 is not equivalent to 1/2.

Front

How do you simplify the fraction 15/30?

Back

Divide both the numerator and denominator by their GCF, which is 15. The simplified fraction is 1/2.

Front

What is the process of simplifying fractions?

Back

To simplify a fraction, divide the numerator and denominator by their GCF.