Add and Subtract Fractions

Front

What must you have to add and subtract fractions?

Back

Common denominators are required to add and subtract fractions.

Front

1/3 + 5/12 = ? (Answer in simplest form)

Back

3/4

Front

2/5 + 3/10 = ?

Back

7/10

Front

Tim has a board that is 5/6 feet long. He painted 2/18 feet of his board last night. How much more does Tim have left to paint?

Back

13/18

Front

7/10 - 1/2 = ? (in simplest form)

Back

1/5

Front

What is a fraction?

Back

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

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Front

How do you find a common denominator for 1/4 and 1/6?

Back

The least common multiple (LCM) of 4 and 6 is 12, so the common denominator is 12.

Front

What is the process to add fractions with different denominators?

Back

Convert each fraction to an equivalent fraction with a common denominator, then add the numerators.

Front

What is the process to subtract fractions with different denominators?

Back

Convert each fraction to an equivalent fraction with a common denominator, then subtract the numerators.