Q. 2 D4.1( 14 Votes )

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Answer :

Given, a decimal number as 84.64.

We need to find out the square root using division method


Step 1: Pair the given digit number, starting from units place to left as 84 and 64


Step 2: Find the largest number whose square is less than or equal to the first pair or single digit from left.



Step 3: Subtract the resulted value 81 from the given number


Step 4 : Bring down the second pair .64 to the right of the remainder



Step 5: double the quotient 9 + 9 = 18



Step 6: Guess the possible value such that the product is equal to or less than new dividend



Hence, the square root of 84.64 is 9.2


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