Understanding Equations with Parentheses and Operations

The video tutorial explains how to make equations true by using parentheses and basic operations like addition, subtraction, multiplication, and division. It demonstrates solving two equations by strategically placing parentheses to achieve the desired results. The first equation is solved by forming nine through addition and dividing by three. The second equation is solved by forming twelve through multiplication and addition, then dividing by three. The tutorial encourages viewers to apply these techniques to solve additional equations.

What is the main goal when using parentheses in equations?

• To change the numbers in the equation

• To make the equation more complex

• To ensure operations are performed in the correct order

• To eliminate the need for basic operations

Tags

CCSS.3.OA.A.3

How can you form the number nine using three threes?

• By subtracting the three threes

• By adding the three threes

• By multiplying the three threes

• By dividing the three threes

Tags

CCSS.HSA.REI.A.1

What operation is performed first to solve the first equation?

• Multiplication

• Subtraction

• Addition

• Division

Tags

CCSS.3.OA.A.3

How is the number twelve formed in the second equation?

• By subtracting three from three and adding another three

• By dividing three by three and adding another three

• By multiplying three by three and adding another three

• By adding three and three

Tags

CCSS.4.NBT.B.6

What is the result of dividing twelve by three in the second equation?

• Five

• Two

• Three

• Four

Tags

CCSS.4.NBT.B.6