Finding the Percentage


Finding Percentage.

  • Click on the “Question” box if you wish to use a provided question. ​
  • Type in the amount representing 100% in the “Total” box. (The amount given in the question.) ​
  • Click on the “Part value” box to display what 10% (each part) will be. ​
  • Adjust the “Percentage” slider to select the percentage asked in the question. ​
  • Calculate the percentage by adding up the parts in red.​
  • Click on “Selection value” box is confirm your answer. ​
  • Check the solution if you used the provided question by clicking on “Solution” box. ​
  • Click on the “Reset” button, and try another question.


More Practice on Finding Percentage.

In this activity, all numbers are autogenerated. You can’t choose your own numbers.

  • Click on Random number if you want to attempt another question.
  • Check the box to divide the whole number box into 10 parts. each part is 10% of the whole.
  • 10% multiplied by the value in the part box will give you an estimate of what your answer should be.
  • Check the “Steps” box to see how to do the calculation.
  • Find your answer before you check the box to verify.


More Exercise on Finding Percentage

A school held a jump-roping contest. Diego jumped rope for 20 minutes.

(1). Jada jumped rope for 15 minutes. What percentage of Diego’s time is that?

(2). Lin jumped rope for 24 minutes. What percentage of Diego’s time is that?

(3). Noah jumped rope for 9 minutes. What percentage of Diego’s time is that?

(4). Record your answers from the questions above in this table. Write the quotients in the last column as decimals.

(5). What do you notice about the numbers in the last two columns of the table?


A restaurant has a sign by the front door that says, “Maximum occupancy: 75 people.” Answer each question and explain or show your reasoning.

(1). What percentage of its capacity is 9 people?

(2). What percentage of its capacity is 51 people?

(3). What percentage of its capacity is 84 people?


Water makes up about 71% of Earth’s surface, while the other 29% consists of continents and islands. 96% of all Earth’s water is contained within the oceans as salt water, while the remaining 4% is fresh water located in lakes, rivers, glaciers, and the polar ice caps.

If the total volume of water on Earth is 1,386 million cubic kilometers, what is the volume of salt water? What is the volume of fresh water?


Is each statement below true or false? Explain your reasoning.