Percent Applications

Percent Applications

Multiple Choice

Percent means a part out of ...

• 50

• 100

• 10

• 1

Multiple Choice

12 out of 25 can be written as what number out of 100?

• 12

• 25

• 48

Multiple Choice

3 out of 10 is equal to what percent?

• 3%

• 30%

• 300%

Multiple Choice

Mrs. Motter created a quiz that had a typo on one of the five questions. What percent of the quetions were written correctly?

• 15%

• 20%

• 50%

• 80%

Multiple Select

Another name for a markup is

• percent increase

• percent decrease

Fill in the Blank

A percent increase is the ratio of the amount of ___________to the original amount written as a percent.

Fill in the Blank

Lindsey's Lipstick orders her lipsticks from a makeup distributor. She then marks the price up 150% so that she can make some profit on each sale.

If she purchases each lipstick for $3.50 what price will she sell it for?

Multiple Select

Another name for a markdown is

• percent increase

• percent decrease

Fill in the Blank

A ______________ is the ratio of the amount of decrease to the original amount, written as a percent.

Fill in the Blank

_________________ is decrease in price or value.

Poll

Which method would you prefer for solving the problem: What is 30% of $240?

• 0.30 x 240 =

• 30/100 = x/240

Multiple Select

Shelby got 9 out of 12 questions correct on a quiz. What percent of the problems were correct?

• 75%

• 90%

• 120%

• 7%

Fill in the Blank

If Sam bought a shirt for $18 and he only paid 40% of the original price what would have been the original price?

Multiple Select

If I get a rebate check in the mail have I saved money or will I owe money?

• Save

• Owe

Use a percent proportion

Set up the proportion as follows

percent number over 100 (put it on the left)

equal sign

Part over whole (put it to the right of the equal sign)

Open Ended

Explain how you would set of the problem below.

Mandy wants to find out how much money she will save if the swetshirt she wants is 70% off and it is originally $38.

Then solve it.

Fill in the Blank

Village Geek is selling a game system for 30% off. If the original price is $418 what is the sale price?

Set up the percent proportion and solve

Watch out (you might have an extra step at the end)

Fill in the Blank

Games that usually sell for $36.40 are on sale for #27.30. What percent off are they?

Use the percent proportion method and solve.

Poll

Write the equation for this percent problem.

• 75n = 90 * 100

• 100n = 75 * 90

• 100n = 6750

Multiple Choice

A car is on sale for $26,650 and the original price was $32,500. What is the percent of decrease?

• 82%

• 18%

• 5.85%

Multiple Choice

Use the percent proportion method to set up this problem. Use x for the variable.

Write the proportion using x as the variable. Put the variable in the correct place for ....

calculate the percent

• part/whole = 100/x

• part / whole = x / 100

Multiple Choice

Use the percent proportion method to set up this problem. Use x for the variable.

Write the proportion using x as the variable. Put the variable in the correct place for ....

calculate the Part

• x/whole = %/100

• whole/x = 100/%

Multiple Choice

Use the percent proportion method to set up this problem. Use x for the variable.

Write the proportion using x as the variable. Put the variable in the correct place for ....

calculate the whole

• part/x = 100/%

• part/x = % / 100

Open Ended

Exit Ticket: Read the problem very carefully. Watch how each is written.

While shopping at the mall I saw two signs.

One said Motter's boutique everything is 70% off of original price.

On the other sign it said Come to Lindsey's Lipstick everything is 70% of the original price.

Which is the better deal? Please explain which store would give me the best deal? explain why.