10.5 Add and subtract fractions

Front

What is a fraction?

Back

Front

How do you add fractions with the same denominator?

Back

Front

How do you add fractions with different denominators?

Back

Front

What is a mixed number?

Back

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

Front

What is the first step in subtracting fractions?

Back

The first step in subtracting fractions is to ensure they have a common denominator. If they do not, find the least common denominator.

Front

How do you subtract fractions with the same denominator?

Back

Front

What is the process for subtracting fractions with different denominators?

Back

Front

What is the least common denominator (LCD)?

Back

The least common denominator (LCD) is the smallest multiple that two or more denominators share.

Front

How do you find the least common denominator?

Back

To find the least common denominator, list the multiples of each denominator and identify the smallest multiple that appears in both lists.