Understanding Order of Operations and Solving Equations

The video tutorial explains the order of operations using PEMDAS and introduces the reverse method, SADMAP, for solving equations. It demonstrates solving an equation step-by-step using SADMAP, focusing on subtraction, addition, division, and multiplication. The tutorial also revisits the problem with a different approach to ensure understanding.

What does PEMDAS stand for in the order of operations?

• Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

• Parentheses, Exponents, Division, Multiplication, Addition, Subtraction

• Parentheses, Multiplication, Exponents, Division, Addition, Subtraction

• Parentheses, Exponents, Multiplication, Addition, Division, Subtraction

Tags

CCSS.6.EE.A.2C

What is the reverse of PEMDAS used in the video?

• SADMAP

• MAPSAD

• DASMAP

• PASDAM

Tags

CCSS.7.NS.A.3

In the SADMAP method, which operation should be addressed first?

• Addition

• Division

• Subtraction

• Multiplication

Tags

CCSS.6.EE.B.7

What is the opposite operation of subtraction used to solve the equation?

• Addition

• Exponentiation

• Division

• Multiplication

Tags

CCSS.HSA.REI.A.1

How is division addressed in the equation using SADMAP?

• By dividing again

• By multiplying

• By subtracting

• By adding

Tags

CCSS.6.EE.B.7

What is the result of multiplying both sides of the equation by 9?

• U is 8

• U is 0

• U is 72

• U is 9

Tags

CCSS.HSA.REI.A.1

When reworking the equation with a positive 4, what is the new equation?

• u divided by 9 minus 4 equals 4

• u divided by 9 plus 4 equals 0

• u divided by 9 plus 4 equals 8

• u divided by 9 minus 4 equals 0

Tags

CCSS.7.EE.B.4A

What is the final value of U after solving the equation with a positive 4?

• 9

• 0

• 8

• 72

Tags

CCSS.7.EE.B.4A

What is the key principle to remember when solving equations?

• Always add to both sides

• Only multiply one side

• Whatever you do to one side, do to the other

• Always subtract from both sides

Tags

CCSS.7.EE.B.4A

What is the final step in solving the equation?

• Multiplying both sides by 9

• Adding 9 to both sides

• Dividing both sides by 9

• Subtracting 9 from both sides

Tags

CCSS.7.EE.B.4A