Distributive Property and Mental Math

Mr. Brown introduces a new video recording method and provides an overview of lesson 9, focusing on the distributive property. He demonstrates three examples: 5 times 98, 33 times 12, and 3 times 10 minus 4, explaining how to simplify calculations using the distributive property. The video concludes with class announcements and reminders for students and parents.

What is the main topic of Mr. Brown's lesson in this video?

• The Law of Sines

• The Pythagorean Theorem

• The Quadratic Formula

• The Distributive Property

In the example of 5 times 98, what is the first step in applying the distributive property?

• Multiply directly

• Add the numbers

• Write the equation out

• Divide the numbers

How is the number 98 broken down in the example of 5 times 98?

• 100 plus 2

• 90 plus 8

• 100 minus 2

• 50 plus 48

In the example of 33 times 12, how is the number 12 broken down?

• 10 plus 2

• 11 plus 1

• 15 minus 3

• 6 plus 6

What is the result of 33 times 10 plus 33 times 2?

• 462

• 3960

• 330

• 396

In the third example, what operation is used within the parentheses?

• Multiplication

• Subtraction

• Division

• Addition

What is the result of 3 times (10 - 4)?

• 30

• 12

• 24

• 18

What is the purpose of using the distributive property in mental calculations?

• To simplify calculations

• To avoid using a calculator

• To practice multiplication

• To make calculations more complex

How can 5 times 79 be calculated using the distributive property?

• 5 times 70 minus 5 times 9

• 5 times 80 plus 5 times 1

• 5 times 70 plus 5 times 9

• 5 times 80 minus 5

What should parents do if they are not receiving Mr. Brown's emails?

• Call the school

• Ignore it

• Send a letter

• Text Mr. Brown's Google Voice number