Question

How do i find the square root of a number that is not a perfect square?

Answer 1

"Calculate the square root of 10 (√ 10) to 4 decimal places.Find the perfect square number closer to 10. 32 = 9 and 42 = 16, so take 3.Divide 10 by 3. 10÷3 = 3.33 (you can round off the answer)Average 3.33 and 3. ( 3.33 + 3)÷2 = 3.1667."
Source-http://burningmath.blogspot.com/2013/12/finding-square-roots-of-numbers-that.html