DIGITAL SYSTEMS CALCULATORS


TOOL: 2'S COMPLEMENT CALCULATOR (ALTERNATIVE METHOD)


COMPLEMENT CALCULATORS

1's 2's 7's 8's 9's 10's 15's 16's All

2'S COMPLEMENT CALCULATOR (ALTERNATIVE METHOD)

Enter a binary number.


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RESULT

The 2's complement of 1010 is 0110.

Separation Line

DESCRIPTIONS

🔹 Keep the least significant 0's and the first 1 unchanged.

101010

🔹 Replace the remaining 0's with 1's and 1's with 0's.

10100110
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OTHER INFORMATION

👉 Assuming the most significant bit is the sign bit, the decimal equivalents of the entered number and its complement are as following.

  • (1010)2 = (-6)10
  • (0110)2 = (6)10

👉 Click here to see a different approach to calculate the 2's complement of 1010

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COMPLEMENT CALCULATORS

1's 2's 7's 8's 9's 10's 15's 16's All

INFORMATION

2'S COMPLEMENT OF A BINARY NUMBER

We can find the 2's complement of a number in two steps. We

  • keep the least significant 0's and the first 1 unchanged and
  • replace the remaining 0's with 1's and 1's with 0's.

To learn a different method for the 2's complement calculation, you can use the calculator below.

 
 

WHAT IS 2'S COMPLEMENT CALCULATOR (ALTERNATIVE METHOD)?

2's complement calculator,

  • Computes the twos complement of an entered binary number,
  • Graphically illustrates the calculation,
  • Finds the decimal representaiton of the entered number and it complement and
  • Describes the solution step by step.

HOW TO USE 2'S COMPLEMENT CALCULATOR (ALTERNATIVE METHOD)?

You can use 2's complement calculator in two ways.

  • USER INPUTS

    Calculate button

    You can enter a binary number to the input box and click on the "CALCULATE" button. The result and explanations appaer below the calculator

  • RANDOM INPUTS

    Random button

    You can click on the DIE ICON next to the input box. If you use this property, a random binary number is 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 BOX

    Clear button

    To check the 2's complement of another binary number you can clear the input box by clicking on the CLEAR button under the input box.

  • COPYING & DOWNLOADING THE SOLUTION

    • Copy Link

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

    • Download Link

      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.

 

CALCULATORS

Complement Calculators