MaterialsDE Marker15 Small White BoardsReminders

Get out your agenda if you see your name below. You need to come to my room

tomorrow.

Period 2 Period 7

Anthony N.Myranda M.

Jacob B.

Musical MathUse the percent proportion to create

the percent equation.

CORNELL NOTES

TOPIC:

ESSENTIAL QUESTION(S):

5-8 Percent of Change

How do I find the percent of increase or percent decrease?

CORNELL NOTES

Questions: Notes:

How do I find the percent of change?

Use the equation:

What is percent of change?

Percent of Change – the percent that an amount changes from its original amount

How do I tell if it is an increase or a decrease?

If the above percent of change equation gives a negative quotient the percent change is a DECREASE. If the quotient is positive the percent change is an INCREASE.

I – WE - U

IThe original price of a pair of shoes was $45. The sale price is $30. Find the percent increase or decrease in the cost of the shoes.

WEThe original price of a pair of boots was $99. The sale price is $66. Find the percent increase or decrease in the cost of the boots.

USE THE LEFT SIDE OF YOUR CORNELL NOTES TO TAKE NOTES AS WE WORK THE PROBLEM TOGETHER.

YOUThe original price of a video game is $35. The sale price is $20. Find the percent increase or decrease in the cost of the video game.

Work problems 1-3 on page 287 and problems 7-12 on page 288.

Homework

Cornell Notes Summary