Adding and Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean for fractions to be equivalent?

Back

Equivalent fractions are different fractions that represent the same value or proportion of a whole.

Front

How do you find a common denominator for two fractions?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions.

Front

What is the least common denominator (LCD) of 1/3 and 3/4?

Back

The least common denominator of 1/3 and 3/4 is 12.

Front

How do you add fractions with like denominators?

Back

Add the numerators and keep the like denominators.

Front

What is the sum of 2/8 and 4/8?

Back

The sum of 2/8 and 4/8 is 6/8.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have a common denominator, then subtract the numerators and keep the denominator the same.

Front

If Savannah has 9/10 liters of water and drinks 5/6 liters, how much is left?

Back

Savannah has 2/30 liters left.

Front

What is the first step in adding fractions with different denominators?

Back

The first step is to find a common denominator.

Front

What is the process to convert a fraction to an equivalent fraction?

Back

Multiply or divide both the numerator and the denominator by the same non-zero number.