Addition and Subtraction

Practice simple addition and subtraction expression

Addition and Subtraction is available to install from Edge Add-on Store and for download from this page. It has 18 active users The latest version is 1.2, and it was published a year ago.

Install from Edge Add-on Store
View source code
Total download count: 0 (Only count downloads from Edge-Stats)

All available versions

You can find the current and older versions of Addition and Subtraction here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
 1 version available for download.

Install CRX file

Option 1: The easy way (for Windows users only)

  1. Download and run chrome-stats.exe file on your PC. This method will allow you to install Chrome extensions directly from edge-stats.com in one click. You only need to do this once!
  2. Type in chrome://restart in the URL bar to restart the browser for the changes to take effect.
  3. Download and install the Addition and Subtraction CRX file

Option 2: Advanced method

  1. Download Addition and Subtraction CRX file
  2. NOTE: Sometimes the browser may block downloading / installing CRX file from outside the Edge Add-on Store. If so, you may need to use option 1, or download the ZIP file instead.
  3. In the URL bar, go to edge://extensions
  4. Enable Developer mode
  5. Drag and drop the downloaded Addition and Subtraction CRX file into the Extensions page
  6. When prompted, click Add extension to install Addition and Subtraction.

Install ZIP file

  1. Download and unpack the Addition and Subtraction ZIP file to a directory of your choice.
  2. In Edge browser, go to edge://extensions
  3. Enable Developer mode.
  4. Click on the Load Unpacked button.
  5. Select the directory of with the unpacked Addition and Subtraction ZIP file from step 1. Addition and Subtraction is now installed on your browser.