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?

Back

Adding fractions means combining the parts represented by the fractions. If the denominators are the same, add the numerators. If they are different, find a common denominator first.

Front

What does it mean to subtract fractions?

Back

Subtracting fractions means taking away one part from another. If the denominators are the same, subtract the numerators. If they are different, find a common denominator first.

Front

How do you find a common denominator?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions you are adding or subtracting.

Front

What is the sum of 1/4 and 1/4?

Back

1/4 + 1/4 = 2/4 = 1/2.

Front

What is the sum of 1/3 and 1/6?

Back

1/3 + 1/6 = 2/6 + 1/6 = 3/6 = 1/2.

Front

If you have 3/5 of a pizza and eat 1/5, how much is left?

Back

3/5 - 1/5 = 2/5.

Front

What is 2/3 - 1/6?

Back

2/3 - 1/6 = 4/6 - 1/6 = 3/6 = 1/2.

Front

How do you convert 2/4 to its simplest form?

Back

2/4 can be simplified by dividing both the numerator and denominator by 2, resulting in 1/2.

Front

What is the difference between 7/8 and 1/2?

Back

7/8 - 1/2 = 7/8 - 4/8 = 3/8.