Subtracting 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 subtract mixed numbers?

Back

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction of the top number is smaller than the bottom, borrow 1 from the whole number.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in subtracting 16 1/3 - 4 2/3?

Back

The first step is to subtract the whole numbers: 16 - 4 = 12.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

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

Back

You subtract the fractions separately. For 1/3 - 2/3, you need to borrow from the whole number.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is 1/3 - 2/3?

Back

1/3 - 2/3 = -1/3. You need to borrow from the whole number to perform the subtraction.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the result of 16 1/3 - 4 2/3?

Back

The result is 11 2/3.

Tags

CCSS.7.NS.A.1C

Front

How do you handle borrowing in subtraction of mixed numbers?

Back

When borrowing, decrease the whole number by 1 and add 1 to the fraction, converting it to an equivalent fraction.

Tags

CCSS.7.NS.A.1C

Front

What is the result of 7 2/7 - 3 5/7?

Back

The result is 3 4/7.

Tags

CCSS.7.NS.A.1C

Front

What is the result of 6 3/4 - 4 1/4?

Back

The result is 2 1/2.

Tags

CCSS.7.NS.A.1C

Front

What is 13 - 10 3/5?

Back

The result is 2 2/5.

Tags

CCSS.7.NS.A.1C