Operations with Mixed Numbers and Fractions

This video tutorial by Mr. J covers the operations of addition, subtraction, multiplication, and division with mixed numbers. Each operation is explained with a step-by-step example, including finding common denominators for addition and subtraction, converting mixed numbers to improper fractions for multiplication and division, and simplifying results. The video is designed as a quick review or refresher for learners.

What is the first step in adding mixed numbers?

• Convert to improper fractions

• Find a common denominator

• Subtract the whole numbers

• Multiply the numerators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding mixed numbers, what do you do after finding a common denominator?

• Multiply the fractions

• Subtract the fractions

• Add the whole numbers

• Rename the fractions

Tags

CCSS.7.NS.A.1C

In subtracting mixed numbers, why is it necessary to find a common denominator?

• To simplify the fractions

• To convert to improper fractions

• To add the whole numbers

• To ensure the fractions can be subtracted

What is the result of simplifying 4/8?

• 1/4

• 3/4

• 2/4

• 1/2

Tags

CCSS.5.NF.B.6

What is the first step in multiplying mixed numbers?

• Add the whole numbers

• Convert to improper fractions

• Find a common denominator

• Subtract the fractions

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

• Multiply the numerator by the denominator

• Add the whole number to the numerator

• Subtract the numerator from the whole number

• Multiply the whole number by the denominator and add the numerator

Tags

CCSS.6.NS.A.1

What method is used to divide mixed numbers?

• Multiply-divide-add

• Switch-flip-keep

• Add-subtract-multiply

• Keep-switch-flip

Tags

CCSS.6.NS.A.1

What is the reciprocal of 3/7?

• 1/7

• 1/3

• 3/7

• 7/3

After converting mixed numbers to improper fractions for division, what is the next step?

• Divide the fractions

• Subtract the fractions

• Multiply the fractions

• Add the fractions

What is the simplified form of 1/28?

• 1/28

• 2/28

• 1/14

• 1/7