There is an error in Microsoft Calculator. Follow the following steps to find the error.
1. Start the Calculator
2. Write 4 on calculator
3. Take its sqrt it will show 2 (the right answer
4. subtract 2 from the 2 result.
5. it will show -8.1648465955514287168521180122928e-39 instead of showing 0 (zero)
this error is in all versions of windows in calculator application.
i request microsoft to remove this bug from the calculator.
Sr. Software Engineer,
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