Adding and Subtracting Mixed Numbers

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What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2\frac{3}{4}.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers, 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

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction from the first number is smaller than the second, borrow from the whole number.

Tags

CCSS.7.NS.A.1C

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Back

Add the whole numbers: 2 + 5 = 7.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What do you do with the fractions when adding mixed numbers?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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Back

The result is 8.

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.7.NS.A.1C

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 is the new numerator.

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D