Percent practice

Percentage is a way of expressing a number, especially a ratio, as a fraction of 100. See also our verbal problems in percent or
examples1, examples2, examples3, examples4, examples5.

Calculate:

The number of examples:
Range of values:
Complexity:

25	-	40%	=
48	-	50%	=
75	+	80%	=
85	-	40%	=
90	+	20%	=
100	-	70%	=
70	-	40%	=
88	-	50%	=
35	+	80%	=
20	+	20%	=

Percentage in word math problems

• Kareem
  Kareem has completed 68 deliveries so far this week. He needs to make 80 deliveries for the week. What percentage of his deliveries has Kareem completed?
• Iron
  Iron ore contains 54% iron. How much iron ore is needed to produce 23 tons of iron?
• Percent increase
  What is the base figure if 2000 is the end figure and the base figure was increased by 18%
• Percentage 83320
  The company's monthly production increased from 352 products to 528 products. So, by what percentage did the original monthly production increase?

• Base, percents, value
  The base is 344084, which is 100 %. How many percent is 384177?
• Persons
  Persons surveyed:100 with the result: Volleyball=15% Baseball=9% Sepak Takraw=8% Pingpong=8% Basketball=60% Find the average of how many like Basketball and Volleyball. Would you please show your solution?
• Percentage 80710
  Calculate what percentage is 12€ of 60€.
• New refrigerator
  The new refrigerator sells for 1024 USD. Monday will be 25% discount. How much will USD save, and what will be the price?
• Cesar
  Cesar increased the amount of water he drinks each day from 64 ounces to 72 ounces. By what percentage did Cesar increase the amount of water he drinks each day?

• Human buying irrationality
  I longer watch processors for Socket A on the secondhand market, Athlon XP 1.86GHz with a PR rating of 2500+ costs $7, and Athlon XP 2.16Ghz with a PR rating of 3000+ currently costs $16. Calculate: About what percentage of the Athlon XP 2.16Ghz is more p
• Percentage 4640
  What percentage of a quarter can be expressed as a percentage?
• Percentage 83250
  There were four times more girls than boys at the show. By what percentage were there more girls than boys at the show?
• Loss
  A bookstore purchased the biography of a well-known politician from a publisher for R15 per copy, but sales have been very poor. The manager has decided to mark the copies down to R12 each to make a quick sale. Calculate the loss on each book as a percent
• Trees
  A young tree is 16 inches tall. One year later, it is 20 inches tall. What is the percent increase in height?

• Cone and cube
  About what percentage has cone with base radius r larger volume than a same high cube with square base with edge length r?

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