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Percents and Fractions Percent

Applications

Percents and Decimals

Percent Equation

Percent of Change

Simple Interest

What is 53% as a fraction?

A 100

53/100

A 100

A 200

What is 60% as a fraction?

3/5

A 200

A 300

Write 31/100 as a percent.

31%

A 300

A 400

Write 24/25 as a percent.

96%

A 400

A 500

44% as a fraction is what?

11/25

A 500

B 100

You buy a cell phone that is 20% off the original price of

$129. Find the sale price.

B 100

$103.20

B 200

Wholesale price:$95

Markup percent: 120%

What is the new price?

B 200

$209.00

Original price:$330.00Discount percent: 15%What is the new price?

B 300

B 300

$280.50

B 400

Food Bill: $60

Sales Tax: 6.5%

New Amount?

B 400

That’s expensive!

$63.90

B 500

The food bill for a meal at a restaurant is $12. The sales tax is 6.5 %, and you leave a 15% tip.

What is the total cost of the meal?

B 500

$14.58

C 100

Write 68% as a decimal.

.68

C 100

That was easy!

Write 42.5 % as a decimal.

C 200

.425

C 200

C 300

Write 1.470 as a percent.

C 300

147%

DAILY DOUBLE

C 400

Place A Wager

A baseball team won 55% of its 160 games during a season.

How many games did the team win during the season and how

many did they lose?

C 400

C 400

88 games won and 72 games lost

C 500

What decimal represents 20% ?

C 500

.2

What number is 78% of 370?

D 100

D 100

288.6

What number is 24% of 95?

D 200

D 200

22.8

What percent of 90 is 60?

D 300

66.6%

D 300

4.5 is 0.9% of what number?

D 400

D 400

500

80 is 125% of what number?

D 500

D 500

64

If the original number is 30 and the new value is 21

what is the percent of change?

E 100

E 100

Decrease of 30%

Original = 50New = 55

What is the percent of change?

E 200

10% Increase

E 200

Original =128

New =176

What is the percent of change?

E 300

37.5% Increase

E 300

In 2000, about $155 billion was spent by teenagers in the United States.In 2001, the amount spent by teenagers

Increased by about 11%.About how much more money did

teenagers spend in 2001?

E 400

E 400

$17.05 billion

What is the difference between simple interest

and compounded interest?

E 500

With compounded interest, you add the interest on each year and then get interest on the interest you’ve earned. With simple interest you

“simply” multiply the principle by the rate and time.

E 500

F 100

You have $5,000 in the bank for 5 years earning 5% interest.

What is your balance?

F 100

$6,250.00

F 200

An $800 bond earns 4% simple annual interest.

How much will the bond earn in interest after 6

years?

F 200

$192

You deposit $900 into an account that earns 5% simple

annual interest. Find the balance after 6 months.

F 300

F 300

$922.50

You deposit $6,000 into an accountThat earns 3.8% interest.

Find the balance of the accountAfter 7 years.

F 400

F 400

$7596.00

A blue backpack is on sale for 15% off theoriginal price of $40. A red backpack

is on sale for 40% off the original price of $55.

Which backpack is the better buy?How much would you save?

F 500

F 500

You save $1 on the red backpack.

The Final Jeopardy Category is:

“Formulas”

Please record your wager.

What is the formula for percent of change?

The amount of change (increase or The amount of change (increase or decrease) divided by the original decrease) divided by the original

amount.amount.

Thank You for Playing Jeopardy!