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Tax, tips, discounts
Percent equation
Percent of change
Simple interest
Percent error
100

What is a 20% tip on a $100 bill?

What is $20

100
What is 10% of 80?
What is 8
100
what is the formula for Percent of change?
What is % of change=amount change of original amount
100
what is the formula for simple intrest?
What is I=prt
100
What is the formula for percent error?
What is % error=difference between actual and estimate over actual
200

What is an 8% tax on a $75 purchase?

What is $6

200

What is 13% of 50?

What is 6.5

200
original:$200 New:$187 solve
What is 6.5%
200

What does the (P) mean in simple interest?

What is Principal

200
lucy thought she was going to get $89 to go to the mall. Instead she only got $56. find the percent error
What is 58%
300

Original price: $145

Discount: 20% 

Final price?

What is $174

300

30 is 20% of what number?

What is 150?

300

original:12 New:24 what is the percent of change?

What is false it is 100%

300

You borrow $200 at an annual interest rate of 5%. What is the interest after 4 years?

What is 40

300

James was expecting 28 family members to come to thanks giving. Only 18 came. Find the percent error.

What is 55% 

400

Original price: $150

Tax: 9%

Final price?

What is $163.50

400

15 is what percent of 200?

What is 7.5%?

400

original:347 New:93 What is the percent of change?

What is 73.2

400

You take a loan out for $90 at an annual interest rate of 6.5%. What is the interest after 3 years?

What is 17.55

400

Alice was going to give her dog 6 bones but there were only four. What is the percent error?

What is 50%

500

Original price: $200

Discount: 15% 

Tax: 7%

Final price?

What is $181.90

500

What percent of 80 is 5?


What is 6.25%

500

original:347 New:489 what is the percent of change? 

What is 40.9%

500

You deposit $250 with an annual interest rate of 0.6%. What is the total after 10 years?

What is $265

500

Malcomore was going to the thrift shop. He ended up getting 4 coats. He thought it was going to be $20, but it was $35. What is the percent error? 

What is 42.86