Activate Backspace/Delete Key to Undo additions
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{{item}}
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Total{{sum}}
* Type a number and hit Enter to add it
* Type a math expression like 16 * 4 or 56 / 7 and hit
Enter to add the result
* Hit Delete / Backspace key to undo the
addition
* Click on Delete button to remove any
specific item
* Check source code and send issues/sugegstions -
Sum It