Adding Fractions and Mixed Numbers

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). For example, in the fraction 1/2, 1 is the numerator and 2 is the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction. For example, 2 1/4 is a mixed number, where 2 is the whole number and 1/4 is the fraction.

Tags

CCSS.3.NF.A.3C

Front

How do you add fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions. It allows you to add or subtract fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Back

The first step is to find a common denominator, which in this case is 6.

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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.

Front

Back

Front

What is the sum of 10 1/4 and 2 1/4?

Back

The sum is 12 1/2.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D