Order of Operations and Basic Arithmetic

The video tutorial explains how to use the order of operations to evaluate a mathematical expression. It begins by introducing the concept and then demonstrates simplifying expressions with exponents. The tutorial continues with performing multiplication and division from left to right, leading to the final calculation. The result is verified using a graphing calculator, confirming the expression simplifies to negative 71.

What is the first step in the order of operations?

• Simplify expressions with exponents

• Multiply and divide from left to right

• Simplify inside parentheses or grouping symbols

• Add and subtract from left to right

What is the result of 3 squared?

• 6

• 9

• 12

• 15

After simplifying the exponent, what is the next step in the expression 9 - 4 x 4 x 5?

• Add 9 and 16

• Divide 9 by 4

• Subtract 16 from 9

• Multiply 4 by 4

What is the result of multiplying 4 by 4?

• 18

• 16

• 14

• 12

What is the result of multiplying 16 by 5?

• 60

• 70

• 80

• 90

What is the final result of the expression 9 - 80?

• -41

• -51

• -61

• -71

How can you verify the result of the expression using a calculator?

• Enter the expression and check if it equals -71

• Enter the expression and check if it equals 71

• Enter the expression and check if it equals 9

• Enter the expression and check if it equals 0