warm up: you’ve won! for a door prize, you get to choose between the two options shown. which is...

Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations and Evaluating Expressions

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1st 4th 3rd 2nd 5th times cubed squared ● n ● n ● n ● n ● n 8 ● 8 ● 8 ● 8 8● 8● 88● 8● 8 8 ● 8 Depends on the value of “n”

TRANSCRIPT

Warm Up: You’ve won! For a door prize, you

get to choose between the two options shown. Which is the better

prize? Why?

Lesson 1-2Order of Operations and Evaluating Expressions

Simplifying Powers:An expression like xn is called a

________________ and is read “x to the _____

______________.” x is called the ______________

(the number being multiplied) and the n is

called the _______________ (it tells how many

times the base is used as a factor.)

powerpowernth

baseexponent

Page 3: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

1st

4th

3rd

2nd

5thtimes

cubed

squared

8 8

8 ●n ●n ●n ●n ●n

8 ●8 ●8 ●8

8● 8● 8

8 ● 8

Depends on the value of “n”

4096

512

Page 4: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Evaluating Powers

There is a link on the last side demonstrating how to use the graphing calculator to evaluate

problems with exponents.

2●2 ●2 ●2 ●2 ●2

4●4 ●4

32,768

Page 5: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Practice:

Page 6: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Simplifying a Numerical Expression

grouping symbols

innermost

parentheses ( ) brackets [ ]

braces { }fraction bar

radical sign

exponents

addition subtraction

left right

multiplication division

left right

Page 7: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

48 ÷ 8 ● 3 + 5 6● 3 + 518 + 5

18 + 8 – 3 26 – 3

6 + 4 – 6 10 – 6

Page 8: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

5● 3(5)15 (5)75

7 + 64 – 2 71– 2

Page 9: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

= 2

Page 10: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Page 11: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Page 12: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Page 13: Warm Up: You’ve won! For a door prize, you get to choose between the two options shown. Which is the better prize? Why? Lesson 1-2 Order of Operations

Using the Graphing Calculator

http://screencast-o-matic.com/watch/cIQi23V5Yt

Click on the link below watch example using the graphing calculator. When you are done, you will be finished with this lesson

http://screencast-o-matic.com/watch/cIQi23V5Yt

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