Percents Review

Review: Percent

• Percent of a Number

• Percent of change

There are 3 ways you can find the percent of a number:

1. Multiply by a decimal:

   1. change the % to a decimal.

   2. multiply.

   3. subtract from the original value.

2. Use proportional Reasoning:

   1. create a proportion

   2. solve

   3. subtract from the original value.

3. Multiply by a fraction:

   1. Turn the percent into a fraction

   2. Multiply

   3. Subtract from the original value.

Multiple Choice

Cameron just ordered a nice Lazy Boy chair that he purchased for $562.00 at the furniture store. The store charges a 11% delivery fee. How much will Cameron pay for the delivery?

• 623.82

• 61.82

• 111.25

• 58.24

Multiple Choice

Kristin is looking to buy a new drum set. She is especially excited because the local music store is running a special this week, all drum sets are 23% off. If they set she is wanting has a price tag of $550.00 how much will Kristin save by purchasing the drum set this week?

• 126.50

• 85.60

• 129.65

• 111.24

Multiple Choice

Susan has a coupon for "Hobby Lobby" and is really excited to buy lots of craft supplies. Her total for all of her crafts comes up to $168.42  She gives the cashier a coupon for 14% off her entire purchase. If sales tax is 5.6%, how much will Susan pay?

• 144.84

• 23.58

• 45.28

• 152.95

Multiple Choice

• 5.92

• 6.14

• 12.28

• 7.54

Steps:

1. Subtract the new value - original value.

2. Divide by the original value

3. turn into a percent.

Percent of a Number

Multiple Choice

9.  Chris bought a car in 1943 for $3,500  His grandson was able to sell the car as a collectible in 2012 for $42,000  What was the percent of increase?

• 1.11%

• 525%

• 11%

• 1100%

Multiple Choice

11. A bed at the furniture store had a price tag of $850.00 but is now on sale for $50.00 off the original price. What is the percent of decrease? (round to whole number percent)

• 24%

• 10%

• 6%

• 5.5%

Multiple Choice

16.  In 2011 the price of gas $4.20 per gallon. In 2020 the price had dropped to $3.10 per gallon. What was the percent of decrease?

• 26%

• 44%

• 100%

• 18%

More Review:

Fill in the Blanks

 Kara works on an assembly line at the crayon factory. At 9:00 am she had already boxed up 150 boxes of crayons. By 1:00 pm she had boxed up 550 packs of crayons. At what rate is Kara boxing up crayons per hour?

Fill in the Blanks

Fill in the Blanks

 Gary is on his morning jog. At 8:00 am he was 10 miles from home. At 9:30 he was 4 miles from home. At what speed is Gary running in MPH?

Multiple Choice

Rachel gets a steady income from her rental property and has all the  money sent to a savings account. In 2001 she had $1,500 in the saving account, by 2010 she had $48,600 in the savings account. At what rate is her rental proper earning her money per year?

• 6124.44

• 4598.30

• 3122.67

• 5233.33

Multiple Choice

Jeremy has hit a growth spurt. On April 15th of this year he was 5 ft 1 inches tall. Now in on December 15th he is 5ft 2.5 inches tall. At what approximate rate is Jeremy growing this year in inches per month?

• 0.14

• 0.19

• 0.15

• 0.25