Percent Proportion Set up (Day 3)

A percent is...

• a number out of 100

• an equation of equivalent ratios

• a number that divides evenly into another number

• this is not the right way to set it up

• a way to solve percent problems

What does it mean if you have 100% of something?

• you have none of it

• you have half of it

• you have the entire amount

• you have more

In the question,
"35 is what percent of 40?"
What is the 40?

• Part
• Whole
• Percent
• Nothing 

Which percent proportional model is correct?

• $\frac{part}{\%}=\frac{100}{whole}$

• $\frac{part}{whole}=\frac{\%}{100}$

• $\frac{whole}{part}=\frac{\%}{100}$

• $\frac{part}{whole}=\frac{100}{\%}$

Charles has to pay his annual care insurance. He knows that his tax rate is 18% of the car's value. If the car is valued at $46,000, write a proportion he could use to determine how much he owes for his insurance.

• $\frac{18}{46000}=\frac{x}{100}$

• $\frac{x}{46,000}=\frac{18}{100}$

• $\frac{46,000}{x}=\frac{18}{100}$

• $\frac{100}{18}=\frac{x}{46,000}$

Which of the following is the correct set up of the proportion in this problem:

"Thirty-six is 30% of what number?"

The Wolfpack has won 11 games and lost 9 games this season. What percent of its games did the Wolfpack win?

c

e

a

20

11

x

9

2

There are 40 students in a class and 30% of these students passed their history test. What number of these students passed the test?

What part of the percent proportion are you missing?

• Percent

• Part

• Whole

Adriana answered 86 problems on a test correctly and received a 98%. How many problems were on the test?

What part of the percent proportion are you missing?

• Part

• Whole

• Percent