Percent

Percent

Percent

Standard 7.RP.3; 7.EE.3

A percentage is a number or ratio that represents a fraction of 100. It is often denoted by the symbol %. Example 25% which can be written as a fraction 25/100 and when simplified is written as 1/4

A fraction such as 1/4 can be written as a decimal by dividing the numerator by the

denominator = 0.25

Percent cont.

Write 3/4 as a percent and as a decimal

3/4 = 3/4 x 100 = 75%

3/4 as a decimal. Divide the numerator by the denominator 3/4 = 0.75

Multiple Choice

Write 2/5 as a percentage

• 30%

• 25%

• 45%

• 40%

Multiple Choice

Write 3/4 as a decimal

• 0.75

• 0.25

• 0.40

• 0.60

Multiple Choice

Write 58% as a fraction

• 26/50

• 29/50

• 23/50

• 27/50

Multiple Choice

Write 0.5% as a decimal

• 0.05

• 0.005

• 0.5

• 0.0005

Multiple Choice

Write 48.5% as fraction

• 7/20

• 9/20

• 9.7/20

• 9/50

Multiple Choice

Write 0.456 as a fraction and simplify

• 57/100

• 57/120

• 57/125

Multiple Choice

Write 0.65 as percent

• 6.5%

• 60%

• 65%

• 0.65%

Multiple Choice

write 30% as a fraction

• 3/10

• 3/100

• 3/1000

• 3/5

Multiple Choice

What is 16% of 43 minutes?

• 5,0 minutes

• 6.0 minutes

• 6.9 minutes

• 7.0 minutes

Multiple Choice

What percent of 55 is 34

• 61.8%

• 62%

• 63%

• 60%

Multiple Choice

29 is 72.5% of what number?

• 42

• 41

• 40

• 39

Multiple Choice

12% of what number is 42

• 355

• 350

• 320

• 349

Multiple Choice

30 is 200% of what number?

• 10

• 15

• 20

• 5

Multiple Choice

24 is increased to 30

• 24

• 25

• 20

• 15

Multiple Choice

20 is decreased to 11

• 45

• 40

• 30

• 35

Multiple Choice

Alvin weighed

140 lbs in March,

two months

later he weighed

110 lbs. What is

the percent of

decrease?

• 20%

• 22%

• 21.4%

• 23%

Multiple Choice

Jeff had $20,

but after going

to the movies he

only had $3 left.

What is the

percent of

decrease?

• 80%

• 70%

• 60%

• 85%

Multiple Choice

Your lunch costs $18.78, you want to leave a 15% tip, What is the final cost of the meal?

• $20.60

• $21.60

• $19.60

• $10.60

Multiple Choice

What is Commision?

• A percent of sale

• Discount

• Tax

• Don't Know

Multiple Choice

James receives 0.5% commission on the sale of a house worth $205,000. How much will he earn?

• $100

• $1025

• $1000

• $100

Multiple Choice

William earns commission as a real-estate agent. Last month his total sales

were $971,168. If William earns a 3% rate of commission, what was his gross

income last month?

• $29.14

• $19.14

• $39.14

• !9.14

Multiple Choice

Principal is $525, rate is 3% and time is 1 year. What is Interest on the loan?

• $15.25

• $17.15

• $25.75

• $15.75

Multiple Choice

Melting point is 148.2c, you found it to be 145.6c. What is the percent error to the nearest tenth?

• 1%

• 1.5%

• 1.2%

• 1.8%

Multiple Choice

Speed of sound is 333m/s. find the percent error, when you found it was 355 m/s to the nearest tenth

• 7%

• 6.6%

• 5.6%

• 6%

Multiple Choice

What is 65% of 330 ?

• 124

• 214.5

• 210

• 214

Multiple Choice

300 is what % of 100 ?

• 300

• 200

• 100

• 150