Operations on Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, with a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert each fraction to an equivalent fraction with that denominator, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process for multiplying fractions?

Back

To multiply fractions, multiply the numerators together to get the new numerator and multiply the denominators together to get the new denominator. Simplify if necessary.

Tags

CCSS.5.NF.B.6

Front

How do you divide fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction (flip the second fraction and then multiply).

Tags

CCSS.6.NS.A.1

Front

What is the simplest form of a fraction?

Back

A fraction is in simplest form when the numerator and denominator have no common factors other than 1.

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 a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, used to add or subtract those fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you find the least common denominator (LCD)?

Back

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

Front

What is the product of 3/5 and 2/3?

Back

The product of 3/5 and 2/3 is 2/5.

Tags

CCSS.5.NF.B.6

Front

What is the sum of 2/3 and 3/4?

Back

The sum of 2/3 and 3/4 is 17/12.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2