Mastering Multiplication of Whole Numbers and Fractions

This video tutorial covers the multiplication of whole numbers, fractions, and mixed numbers. It begins with an introduction to the topic, followed by detailed examples using visual models to illustrate the process of multiplying whole numbers with fractions, fractions by fractions, and mixed numbers by fractions. The tutorial emphasizes understanding through visual representation and converting improper fractions to mixed numbers.

What is the first step when multiplying a whole number by a fraction?

• Draw a model

• Add the numbers

• Subtract the numbers

• Divide the numbers

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

How many pieces do you shade in when multiplying 3 by 1/4?

• 4 pieces

• 3 pieces

• 2 pieces

• 1 piece

Tags

CCSS.5.NF.B.4A

What is the result of multiplying 2/3 by 4?

• 8/3

• 4/3

• 6/3

• 2/3

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

When multiplying a fraction by a fraction, how many models do you need to set up?

• Three models

• One model

• Four models

• Two models

Tags

CCSS.5.NF.B.4A

What is the result of multiplying 1/2 by 3/5?

• 1/2

• 3/5

• 3/10

• 1/5

Tags

CCSS.5.NF.B.6

How many pieces are shaded in both blue and purple when multiplying 5/8 by 3/4?

• 12 pieces

• 10 pieces

• 15 pieces

• 18 pieces

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the result of multiplying 5/8 by 3/4?

• 18/32

• 12/32

• 15/32

• 10/32

Tags

CCSS.5.NF.B.6

How many rectangles do you need to draw when multiplying a mixed number by a fraction?

• One rectangle

• Two rectangles

• Three rectangles

• Four rectangles

Tags

CCSS.5.NF.B.4B

What is the result of multiplying 1 1/2 by 3/4?

• 1 3/4

• 1 1/4

• 1 1/2

• 1 1/8

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the simplified form of 28/20?

• 1 1/4

• 1 2/5

• 1 1/2

• 1 3/5