Subtracting Mixed Numbers with Regrouping

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, convert them to improper fractions, then subtract the fractions, and finally convert back to a mixed number if needed.

Tags

CCSS.7.NS.A.1C

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is the process of borrowing from a larger place value to subtract a smaller place value.

Tags

CCSS.7.NS.A.1C

Front

Convert 1 2/5 to an improper fraction.

Back

1 2/5 = 7/5.

Front

Convert 4 1/3 to an improper fraction.

Back

4 1/3 = 13/3.

Front

What is the result of 1 2/5 - 4/5?

Back

1 2/5 - 4/5 = 3/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

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

Back

4 1/3 - 1 2/3 = 2 2/3.

Tags

CCSS.7.NS.A.1C

Front

If Carla's sister is 4 1/3 feet tall and her brother is 2 2/3 feet tall, how much taller is she?

Back

Carla's sister is 1 2/3 feet taller than her brother.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the result of 6 1/4 - 2 6/8?

Back

6 1/4 - 2 6/8 = 3 1/2.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the result of 5 3/5 - 1 4/5?

Back

5 3/5 - 1 4/5 = 3 4/5.

Tags

CCSS.7.NS.A.1C