Add & Subtract Mixed Numbers

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

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder over the denominator is the fraction.

Front

What is the numerator in a fraction?

Back

The numerator is the top number in a fraction that represents how many parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number in a fraction that represents the total number of equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add mixed numbers?

Back

Add the whole numbers together, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

Tags

CCSS.7.NS.A.1C

Front

How do you subtract mixed numbers?

Back

Subtract the whole numbers, then subtract the fractions. If the fraction result is negative, borrow from the whole number.

Tags

CCSS.7.NS.A.1C

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 an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Tags

CCSS.3.NF.A.3C

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator, such as 3/4.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the first step in adding fractions with different denominators?

Back

Find a common denominator before adding the fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2