The ability to round a number to a number of decimal places or to a number of significant figures is essential if answers are to be written to the correct degree of accuracy asked for in a question.

If you want to find the square or square root of a number in Excel, this guide is for you. There are multiple methods to find square and square roots in Excel. We would discuss the easiest ones here.

The square root of 2 has been calculated to 1,000,000 decimals on a large-scale digital computer and the result has been verified. The calculation was based on a specially developed algorithm for ...