Decimal Multiplication with Area Models

This video tutorial covers the concept of decimal multiplication using area models, focusing on the problem 3.4 x 2.8. It explains how to use the distributive property to break down the multiplication into partial products and then sum them to find the final answer. The tutorial also includes a practice problem, 6.3 x 4.4, for viewers to try on their own.

What is the main topic discussed in the video?

• Multiplication of decimals using area models

• Subtraction of decimals

• Addition of decimals

• Division of decimals

Tags

CCSS.5.NBT.B.7

In the area model, what does the number 3.4 represent?

• Three wholes and four tenths

• Three wholes and four hundredths

• Three tenths and four wholes

• Three hundredths and four wholes

Tags

CCSS.6.NS.B.3

How many sections are created in the area model for 3.4 times 2.8?

• Four

• Three

• Two

• Five

Tags

CCSS.6.NS.B.3

What is the result of multiplying the whole numbers 2 and 3 in the area model?

• 5

• 6

• 7

• 8

Tags

CCSS.4.NBT.B.5

What is the product of 0.4 and 2 in the area model?

• 0.6

• 0.7

• 0.9

• 0.8

Tags

CCSS.5.NBT.B.7

What is the product of 3 and 0.8 in the area model?

• 2.3

• 2.4

• 2.2

• 2.5

Tags

CCSS.6.NS.B.3

What is the product of 0.4 and 0.8 in the area model?

• 0.32

• 0.33

• 0.30

• 0.31

Tags

CCSS.6.NS.B.3

What is the final result of adding all the partial products for 3.4 times 2.8?

• 9.52

• 9.51

• 9.53

• 9.50

Tags

CCSS.6.NS.B.3

What is the first step in solving the practice problem 6.3 times 4.4?

• Multiply 0.3 by 4

• Multiply 6 by 0.4

• Multiply 6 by 4

• Draw a box with four sections

Tags

CCSS.5.NBT.B.7

What is the final result of the practice problem 6.3 times 4.4?

• 27.73

• 27.72

• 27.71

• 27.70

Tags

CCSS.6.NS.B.3