Adding and Subtracting Fractions with Regrouping

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 means combining the parts represented by the fractions to find a total.

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 1/2 and 1/3?

Back

The common denominator for 1/2 and 1/3 is 6.

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 regrouping in subtraction?

Back

Regrouping in subtraction involves borrowing from a higher place value to make the subtraction possible.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

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

Back

The sum of 1/4 and 1/4 is 2/4, which simplifies to 1/2.

Front

What is the difference between 3/4 and 1/4?

Back

The difference between 3/4 and 1/4 is 2/4, which simplifies to 1/2.

Front

What do you do if the fractions have the same denominator?

Back

If the fractions have the same denominator, you can add or subtract the numerators directly.