Adding Mixed Numbers with UNlike denominators

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

Tags

CCSS.3.NF.A.3C

Front

What is an unlike denominator?

Back

Unlike denominators are denominators that are not the same, for example, 3 and 4.

Tags

CCSS.4.NF.A.2

Front

What is the first step in adding mixed numbers with unlike denominators?

Back

The first step is to find the lowest common denominator (LCD) for the fractions.

Tags

CCSS.7.NS.A.1C

Front

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

Back

To find the LCD, list the multiples of each denominator and find the smallest multiple they have in common.

Front

What is the process of adding fractions with unlike denominators?

Back

Convert each fraction to an equivalent fraction with the LCD, then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors.

Front

What is the sum of 1/3 and 1/4?

Back

The sum is 7/12 after finding the common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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 that over the original denominator.

Front

What is the improper fraction for 2 1/3?

Back

The improper fraction is 7/3.

Front

What is the result of adding 2 2/10 and 5 1/5?

Back

The result is 7 2/5.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2