Mastering Multiplication and Division of Fractions and Mixed Numbers

This video tutorial covers the multiplication and division of fractions and mixed numbers. It begins with basic multiplication of fractions, explaining two methods: multiplying straight across and cross simplifying. The tutorial then moves on to multiplying mixed numbers by converting them into improper fractions. The division section explains how to divide fractions by multiplying with the reciprocal of the second fraction. Finally, it covers dividing mixed numbers by converting them into improper fractions. Each section includes examples and encourages viewers to practice problems on their own.

What is the result of multiplying 6/7 by 2/3 using direct multiplication?

• 12/21

• 4/7

• 3/14

• 18/21

Tags

CCSS.5.NF.B.6

What is the simplified form of 6/7 multiplied by 2/3 when using cross simplification?

• 1/2

• 2/7

• 12/21

• 4/7

How do you convert 3 and 1/2 into an improper fraction?

• 7/2

• 5/2

• 3/2

• 6/2

Tags

CCSS.5.NF.B.6

What is the product of 7/2 and 5/4?

• 12/8

• 25/8

• 35/8

• 10/8

What is the mixed number form of 35/8?

• 4 3/8

• 4 1/2

• 5 1/8

• 3 7/8

Tags

CCSS.6.NS.A.1

What operation is performed when dividing fractions?

• Multiplication by the reciprocal

• Addition of the reciprocal

• None of the above

• Subtraction by the reciprocal

Tags

CCSS.6.NS.A.1

What is the result of dividing 5/6 by 1/3?

• 15/6

• 5/18

• 1 1/2

• 2 1/2

How do you convert 2 and 2/5 into an improper fraction?

• 7/5

• 10/5

• 12/5

• 9/5

Tags

CCSS.7.NS.A.2B

What is the result of dividing 12/5 by 7/4?

• 35/48

• 24/35

• 48/35

• 19/20

What is the mixed number form of 48/35?

• 1 13/35

• 1 15/35

• 1 18/35

• 1 12/35