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:

75%	of	62	=
5%	of	14	=
12%	of	38	=
95%	of	60	=
64%	of	16	=
32%	of	55	=
53%	of	76	=
19%	of	70	=
92%	of	78	=
36%	of	63	=

Percentage in word math problems

• Date game
  Let now is Tuesday. What day is after 229 days? Write the result as a number: 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday, 5=Friday, 6=Saturday, 7=Sunday.
• Divisibility
  Determine all divisors of a number 91.
• Acids
  64% acid is made from the same acid of two different concentrations. The amount of weaker acid to the stronger acid is in the ratio 2:1. What was the concentration of the weaker acid if the stronger had 98% concentration?
• Sugar
  The sugar factory produced 180.6 tons of sugar in 1 day at 14% sugar content. How many tons of pure beet sugar factory processed in 1 day?
• Car value
  The car loses value by 15% every year. Determine a time (in years) when its price will halve.
• Class
  In the 7 C class, there are ten girls and 20 boys. Yesterday, 20% of girls and 50% of boys were absent. What percentage of students were absent?
• The tent
  The tent shape of a regular quadrilateral pyramid has a base edge length of a = 2 m and a height of v = 1.8 m. If we have to add 7% of the seams, how many m² of cloth did we need to make the tent? How many m³ of air will be in the tent?
• Percents - easy
  How many percent is 432 out of 434?
• Number value
  25% of the number x equals 2^-1. What is the value of x?
• Number calculation
  Specify a number that is 61% less than 10².
• Coconut percentage
  The bar contains 81g of coconut per 200g. What percentage of coconut does the bar have?
• Interest rate
  At what annual interest rate would we get an interest of 60 euros on a deposit of € 6,000 for three months?
• Salt solution
  How many grams of table salt and water do we weigh to prepare 500 g of a 15% solution?
• Pesos
  What amount increased by 20% will equal P60?
• New bicycle
  Mr. Milan bought a new bicycle. The Milan he chose was out of stock, so he had to order it. When ordering, he paid a deposit of 110 euros, which is 40% of the total price. How many euros did Mr. Milan's bike cost?

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