Question

How to find square root by division method of decimal numbers?

Answer 1

Step I: Make the number of decimal places even by affixing a zero on the extreme right of the decimal part (if required). 

Step II: In the integral part, mark the periods as done while finding the square root of a perfect square of some natural number. 

Step III: In the decimal part, mark the periods on every pair of digits beginning with the first decimal place. 

Step IV: Now, find the square root by long division method. 

Step V: Put the decimal point in the square root as soon as the integral part is exhausted. 

example:- Evaluate: √42.25
Solution:
Using the division method we may find the square root of the given number; 

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