## TOOL: PERCENT OF A NUMBER CALCULATOR

#### PERCENT OF A NUMBER CALCULATOR

(20 % of 75 is 15.)

SOLUTION STEPS

The right hand side is equal to 15.

ALTERNATIVE SOLUTIONS

METHOD 1

• Substitute the values in the formula.

$\mathrm{\color{darkred}Part\color{black}=\color{chocolate}Whole\color{black}\times\dfrac{\color{#3a5998}Percent}{\color{black}100}}$

• The result is 15.

$\mathrm{\color{darkred}Part\color{black}=\color{chocolate}75\color{black}\times\dfrac{\color{#3a5998}20}{\color{black}100}=\color{darkred}15}$

METHOD 2

OTHER INFORMATION

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## INFORMATION

### WHAT IS PERCENTAGE OF CALCULATOR?

Percent of calculator,

• Answers the question "What is ... percent of ...?" for specified percent and whole values,
• Illustrates all solution steps with animations and
• Gives two more alternative solution methods for the same question.

### HOW TO USE THE PERCENTAGE OF CALCULATOR?

You can use the percent of calculator in two ways.

• #### USER INPUTS

You can enter a percentage and value of a whole to the input boxes and click on the "CALCULATE" button. The result and explanations appaer below the calculator

• #### RANDOM INPUTS

You can click on the DIE ICON next to the input box. If you use this property, a random percentage and a random whole number are generated and entered to the calculator, automatically. You can see the result and explanations below the calculator. You can create your own examples and practice using this property.

• #### CLEARING THE INPUT BOXES

To find a percentage of some other whole amounts you can clear the input box by clicking on the CLEAR button under the input box.

• You can copy the generated solution by clicking on the "Copy Text" link, appaers under the solution panel.