Adding and Subtracting Fractions and Mixed Numbers with Regrouping

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 1/2 is a mixed number, where 2 is the whole number and 1/2 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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is regrouping in addition?

Back

Regrouping in addition is the process of carrying over when the sum of the digits in a column exceeds 10. For example, in adding 27 + 48, you would regroup by carrying over 1 from the tens place.

Tags

CCSS.2.NBT.B.7

Front

How do you subtract fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction of the first mixed number is smaller, regroup from the whole number.

Tags

CCSS.7.NS.A.1C

Front

What is the simplest form of a fraction?

Back

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions. It is used to add or subtract fractions with different denominators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

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

Back