Adding/Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

What does it mean to add fractions with different denominators?

Back

To add fractions with different denominators, you must first find a common denominator, convert the fractions, and then add the numerators.

Front

How do you find a common denominator?

Back

A common denominator is a multiple of the denominators of the fractions you are adding. The least common denominator (LCD) is the smallest multiple.

Front

What is the process for adding fractions?

Back

1. Find a common denominator. 2. Convert each fraction to an equivalent fraction with the common denominator. 3. Add the numerators. 4. Simplify if necessary.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Front

Convert the mixed number 6 ¼ to an improper fraction.

Back

6 ¼ = 25/4.

Front

What is the sum of ¾ and ½?

Back

¾ + ½ = 1 ¼.

Front

How do you subtract fractions?

Back

To subtract fractions, find a common denominator, convert the fractions, and then subtract the numerators.

Front

What is the sum of ⅖ and ⅜?

Back

⅖ + ⅜ = 31/40.

Front

If Lauren has ⅛ bag of popcorn and Chloe has ⅔ bag, how much do they have together?

Back

⅛ + ⅔ = 19/24.