1.2 Order of Operations Lesson Slides: 4 Slides

4 Slides • 15 Questions

1

1.2 Order of Operations

Essential Question: What is the correct order for performing mathematical operations?

2

What are exponents?

Exponents are repeated multiplication!

"Three to the fourth" means to multiply three by itself 4 times

3

Multiple Choice

How would you write

7^2

as repeated multiplication?

1

$7\cdot2$

2

$2\cdot2\cdot2\cdot2\cdot2\cdot2\cdot2$

3

$7\cdot7$

4

Multiple Choice

How would you write

5^3

as repeated multiplication?

1

$3\cdot3\cdot3\cdot3\cdot3$

2

$5\cdot5\cdot5$

3

$5\cdot3$

5

Multiple Choice

How would you write

2^6

as repeated multiplication?

1

$2\cdot2\cdot2\cdot2\cdot2\cdot2$

2

$2\cdot6$

3

$6\cdot6$

6

Multiple Choice

How would you write

11^4

as repeated multiplication?

1

$11\cdot4$

2

$11\cdot11\cdot11\cdot11$

3

$\text{}4\cdot11$

7

8

Poll

I feel ready to practice PEMDAS....

9

Multiple Choice

What is the first operation you do for

8-2\cdot3

1

Subtract

2

Multiply

10

Multiple Choice

What is the first operation you do for

12+3^2

1

Exponents

2

Add

11

Multiple Choice

What is the first operation you do for

\left(5-2\right)^2

1

Exponents

2

Parentheses

12

Multiple Choice

What is the first operation you do for

8\div2+6

1

Addition

2

Division

13

Get Ready For Round 2!

Remember: Addition/Subtraction moves left to right.
Multiplication/Division moves left to right.

14

Multiple Choice

What is the first operation you do for

(6-17+4)(5)

1

Addition

2

Subtraction

3

Multiplication

15

Multiple Choice

What is the first operation you do for

3-5\cdot10

1

Addition

2

Subtraction

3

Multiplication

16

Multiple Choice

What is the first operation you do for

$5+(7-1)^2$

1

Addition

2

Parentheses

3

Exponents

17

Multiple Choice

What is the first operation you do for

$40\div2\cdot5$

1

Multiplication

2

Division

18

Multiple Choice

CHALLENGE: What is the first operation you do for

$-2\left(5+(3-8)\right)$

1

Multiplication

2

Addition

3

Subtraction

19

Poll

How do you feel about PEMDAS?

1.2 Order of Operations

Essential Question: What is the correct order for performing mathematical operations?

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