Adding/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 to add fractions?

Back

Adding fractions involves combining the parts represented by the fractions. To add fractions, they must have a common denominator.

Front

What does it mean to subtract fractions?

Back

Subtracting fractions involves taking one part away from another. Like addition, fractions must have a common denominator.

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 first step in adding fractions with different denominators?

Back

The first step is to find a common denominator for the fractions.

Front

What is the result of 1/2 + 1/3?

Back

The result is 5/6 after finding a common denominator (6) and adding the fractions.

Front

How do you subtract 3/4 - 1/8?

Back

Convert 3/4 to 6/8, then subtract: 6/8 - 1/8 = 5/8.

Front

What is the result of 4/5 + 3/8?

Back

The result is 1 7/40 after finding a common denominator and simplifying.

Front

If you have 3/4 cup of sugar and drop 1/8 cup, how much is left?

Back

You have 5/8 cup left after subtracting.