Adding and Subtracting 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.1

CCSS.3.NF.A.2B

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, 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 the first step in subtracting fractions?

Back

The first step in subtracting fractions is to ensure they have a common denominator.

Tags

CCSS.7.NS.A.1C

Front

What does it mean to simplify a fraction?

Back

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

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the result of 8 1/3 - 5 ¾?

Back

2 7/12

Tags

CCSS.7.NS.A.1C

Front

How do you find the sum of 11/12 and 1/6?

Back

Convert 1/6 to 12ths (2/12), then add: 11/12 + 2/12 = 13/12 or 1 1/12.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the simplified form of 4/12?

Back

1/3

Front

What is the result of 3 ⅞ – 1 ¼?

Back

2 5/8

Tags

CCSS.7.NS.A.1C

Front

How do you subtract 4/5 - 1/10?

Back

Convert 4/5 to 10ths (8/10), then subtract: 8/10 - 1/10 = 7/10.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2