New Amount Change Example A The price of a 8 movie ticket increased to 10 Find the percent increase Example B A 400 suit is on sale with a 30 discount What is the sale price Example C A mechanic charges 44 per hour after increasing his rate by 10 What was his original rate ID: 754362
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Slide1
Unit 6. Day 12.Slide2
Original Amount
New Amount
%
Change
Example A: The price of a $8 movie ticket increased to $10. Find the percent increase?
Example B: A $400 suit is on sale with a 30% discount. What is the sale price?
Example C: A mechanic charges $44 per hour after increasing his rate by 10%. What was his original rate?
8
$10
?
$400
30%
$44
10%
?
?Slide3
Example A: The price of a $8 movie ticket increased to $10. Find the percent increase?
increase
original
increase
original
new
original
new
original
What is the “new” percent?Slide4
Example B: A $400 suit is on sale with a 30% discount. What is the sale price?
discount
original
discount
original
new
original
new
original
What is the “new” percent?Slide5
Example C: A mechanic charges $44 per hour after increasing his rate by 10%. What was his original rate?
increase
original
increase
original
new
new
What is the “new” percent?Slide6
Original Amount
New Amount
%
Change
Example D: Julie’s grade decreased from 88 to 64. Find the percent decrease?
Example E: Mr. Jordan bought a new iPhone in GA ($650) when we went to adopt Winston. GA has a 7% sales tax. What was the final price?
Example F: A pair of shoes costs $72 during a 40% sale. What is the original price for the shoes?
88
$64
?
$650
7%
$72
40%
?
?Slide7
Example D: Julie’s grade decreased from 88 to 64. Find the percent decrease?
decrease
original
decrease
original
new
original
new
original
What is the “new” percent?Slide8
Example E: Mr. Jordan bought a new iPhone in GA ($650) when we went to adopt Winston. GA has a 7% sales tax. What was the final price?
tax
phone
tax
phone
New total
originalphone
New total
Original phone
What is the “new” percent?Slide9
Example F: A pair of shoes costs $72 during a 40% sale. What is the original price for the shoes?
discount
original
discount
original
new
new
What is the “new” percent?