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 Blank

 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 Blank

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Fill in the Blank

 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