Question: how do you calculate the square root?
Answer: Find the two perfect square numbers it lies between. Solution: 32 = 9 and 42 = 16, so lies between 3 and 4.
Divide 10 by 3. 10/3 = 3.33 (you can round off your answer)
Average 3.33 and 3. ( 3.33 + 3)/2 = 3.1667.