Order of Operations and Basic Arithmetic

The video tutorial explains how to evaluate a mathematical expression using the order of operations. It begins by identifying the need to simplify within parentheses, then moves on to calculating exponents. The tutorial continues with multiplication and division from left to right, and concludes with addition. The final result is verified using a calculator, ensuring the accuracy of the solution.

What is the first step in evaluating an expression according to the order of operations?

• Simplify exponents

• Simplify within parentheses

• Multiply and divide

• Add and subtract

Tags

CCSS.5.OA.A.2

CCSS.5.OA.A.1

When simplifying within parentheses, what does it imply if expressions are next to each other?

• Addition

• Subtraction

• Division

• Multiplication

Tags

CCSS.6.EE.A.1

What is the result of squaring negative three?

• -9

• 9

• -6

• 6

Tags

CCSS.6.EE.A.1

After simplifying exponents, what is the next step in the order of operations?

• Add and subtract

• Multiply and divide

• Simplify within parentheses

• Evaluate exponents

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

What is the result of dividing negative 20 by 5?

• -5

• 5

• -4

• 4

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A

What is the result of multiplying negative six by nine?

• 54

• -54

• 45

• -45

Tags

CCSS.7.NS.A.1C

What is the result of adding nine and negative four?

• 13

• -5

• 5

• -13

Tags

CCSS.7.NS.A.3

What is the final result of the expression after all operations?

• -45

• -49

• 45

• 49

Tags

CCSS.6.EE.A.1

What is the purpose of using a calculator in the final step?

• To simplify the expression

• To verify the result

• To perform multiplication

• To evaluate exponents

Tags

CCSS.7.NS.A.1D

What is the final verified result of the expression?

• -45

• 49

• -49

• 45

Tags

CCSS.7.NS.A.1D