Approximate the square root of 11 by finding the two consecutive whole numbers that the square root lies between?
See a solution process below:
Good guess is:
Our two consecutive whole numbers are 3,4
So the root must be in the range
Closer to 3 than 4 because
Since there are 7 numbers between 9 and 16 and we are 2 numbers away from 9 let's guess
Pretty good guess, a calculator shows