Thread: Straight Forward way to get the square root of a fraction.

Hi All,
Without using a calculator is their a straighforward way of computing the following to come to the correct answer (not educated guess based on closed square).

1. SQRT(68/5)

or indeed a decimal: SQRT(62.5)

Thanks in Advance.

Originally Posted by dumluck

Hi All,
Without using a calculator is their a straighforward way of computing the following to come to the correct answer (not educated guess based on closed square).

1. SQRT(68/5)

or indeed a decimal: SQRT(62.5)

Thanks in Advance.

One way is





You could try expanding a few terms of the power series.