INFORMATION

DIVISIBILITY BY 11 RULE

A whole number is divisible by 11 if the difference between the sums of digits in even and odd positions is a multiple of 11.

WHAT IS THE DIVISIBILITY TEST CALCULATOR?

Divisibility by 11 test calculator,

• Checks whether a given number is divisible by 11 or not,
• Graphically illustrates the digits in even and odd positions,
• Calculates the sum of digits in odd positions,
• Calculates the sum of digits in even positions,
• Computes the difference between those sums,
• Calculates the remainder of the division by 11 and
• Finds the closest numbers to the given number divisible by 11.

HOW TO USE THE DIVISIBILITY TEST CALCULATOR?

You can use the divisibility test calculator in two ways.

• 

  CHECKING DIVISIBILITY

  You can enter a whole number to the input box and click on the "CHECK DIVISIBILITY" 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 number is generated and entered to the calculator, automatically. You can see the result and explanations below the calculator.

• ILLUSTRATION OF THE RESULT

  

  The result is illustrated by tick and cross icons. Tick means the entered number is divisible by 11 and the cross symbol on the screen means that the number that you enter is NOT divisible by 11.

• CLEARING THE INPUT BOX

  

  To check the divisibility of another number you can clear the input box by clicking on the CLEAR button under the input box.

• COPYING & DOWNLOADING THE SOLUTION

  • 

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

  • 

    Even you can download the solution as an image file with .jpg extension if you click on the "Download Solution" link at the bottom of the solution panel. You can share the downloaded image file.