Adding and Subtracting Unlike Fractions

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).

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

What does it mean to simplify a fraction?

Back

Simplifying a fraction means reducing it to its simplest form, where the numerator and denominator have no common factors other than 1.

Front

How do you find a common denominator for unlike fractions?

Back

To find a common denominator, list the multiples of each denominator and find the least common multiple (LCM).

Front

What is the first step to adding unlike fractions?

Back

The first step is to find a common denominator for both fractions.

Tags

CCSS.7.NS.A.1C

Front

What is the sum of 1/4 and 3/8?

Back

5/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the difference between 5/6 and 1/3?

Back

1/2

Tags

CCSS.5.NF.A.2

CCSS.5.NF.A.1

Front

How do you subtract fractions with unlike denominators?

Back

First, find a common denominator, convert the fractions, then subtract the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the simplified form of 7/21?

Back

1/3

Front

What is the result of 8/15 - 1/5?

Back

1/3

Tags

CCSS.7.NS.A.1C

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, like 1 1/2.

Tags

CCSS.3.NF.A.3C