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IS
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Host...
Percents
and
Fractions
Percent
Applications
Percents
and
Decimals
Percent
Equation
100
100
100
200
200
300
Percent of
Change
Simple
Interest
100
100
100
200
200
200
200
300
300
300
300
300
400
400
400
400
400
400
500
500
500
500
500
500
What is 53% as a fraction?
A 100
53/100
A 100
What is 60% as a fraction?
A 200
3/5
A 200
Write 31/100 as a percent.
A 300
31%
A 300
Write 24/25 as a percent.
A 400
96%
A 400
44% as a fraction is what?
A 500
11/25
A 500
You buy a cell phone that is
20% off the original price of
$129. Find the sale price.
B 100
$103.20
B 100
Wholesale price:$95
Markup percent: 120%
What is the new price?
B 200
$209.00
B 200
Original price:$330.00
Discount percent: 15%
What is the new price?
B 300
$280.50
B 300
Food Bill: $60
Sales Tax: 6.5%
New Amount?
B 400
$63.90
That’s expensive!
B 400
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
B 500
Write 68% as a decimal.
C 100
.68
That was easy!
C 100
Write 42.5 % as a decimal.
C 200
.425
C 200
Write 1.470 as a percent.
C 300
147%
C 300
DAILY
Place A Wager
DOUBLE
C 400
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
88 games won and 72
games lost
C 400
What decimal
represents 20% ?
C 500
.2
C 500
What number is 78% of 370?
D 100
288.6
D 100
What number is 24% of 95?
D 200
22.8
D 200
What percent of 90 is 60?
D 300
66.6%
D 300
4.5 is 0.9% of what number?
D 400
500
D 400
80 is 125% of what number?
D 500
64
D 500
If the original number is 30
and the new value is 21
what is the percent of change?
E 100
Decrease of
30%
E 100
Original = 50
New = 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
$17.05 billion
E 400
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
You have $5,000 in the bank for
5 years earning 5% interest.
What is your balance?
F 100
$6,250.00
F 100
An $800 bond earns 4%
simple annual interest.
How much will the bond
earn in interest after 6
years?
F 200
$192
F 200
You deposit $900 into an
account that earns 5% simple
annual interest.
Find the balance after 6 months.
F 300
$ 9 2 2 .5 0
F 300
You deposit $6,000 into an account
That earns 3.8% interest.
Find the balance of the account
After 7 years.
F 400
$ 7 5 9 6 .0 0
F 400
A blue backpack is on sale for 15% off the
original 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
You save $1 on
the red backpack.
F 500
The Final Jeopardy Category is:
“Formulas”
Please record your wager.
What is the formula for percent of change?
The amount of change (increase or
decrease) divided by the original
amount.
Thank You for Playing Jeopardy!