Subtracting Mixed Numbers: Advanced Techniques

This video tutorial on subtracting mixed numbers covers the skills needed to handle complex problems. It explains how to convert mixed numbers to improper fractions, find common denominators, and simplify fractions. Two examples are provided to illustrate the process, emphasizing the importance of simplifying the final answer. The video concludes with encouragement to practice and a preview of the next topic: multiplying fractions.

What is the first step in subtracting mixed numbers?

• Add the fractions

• Simplify the fractions

• Convert to improper fractions

• Find a common denominator

Tags

CCSS.7.NS.A.1C

Why is it necessary to convert mixed numbers to improper fractions?

• To handle subtraction when the numerator is smaller

• To simplify the addition

• To make the numbers larger

• To change the denominators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

In the first example, what is the improper fraction for 2 4/6?

• 16/6

• 12/6

• 14/6

• 18/6

What is the result of subtracting 11/6 from 16/6?

• 9/6

• 3/6

• 5/6

• 7/6

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the common denominator for the fractions 10 and 5?

• 5

• 10

• 15

• 20

How do you convert 5 3/10 to an improper fraction?

• 55/10

• 48/10

• 50/10

• 53/10

What is the difference between 53/10 and 28/10?

• 21/10

• 27/10

• 23/10

• 25/10

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How many whole numbers are in the improper fraction 25/10?

• 3

• 2

• 1

• 4

What is the simplified form of 5/10?

• 1/5

• 1/3

• 1/4

• 1/2

What must you always do to the fraction part of your final answer?

• Simplify it

• Change the denominator

• Convert it to an improper fraction

• Leave it as it is