Question

Find the least number which must be added to 306452 to make it a perfect square

Answer 1

Answer:

553²<306452<554²

let the answer be x

=>306452+x=554²

=>306452+x=306916

=>x=464

so, 464 must be added to 306452 to make it perfect square

Answer 2

Answer:

What is the least number which must be added to 306452 to make it a perfect square ?

   a)

   460

   b)

   462

   c)

   464

   d)

   466

Correct answer is option 'C'.

Step-by-step explanation:

We shall now find out the least number which should be added to the given number to obtain a perfect square . For this we apply the method of finding square root of 306452 by the division method.

We observe that

553^2 < 306452 < 554^2

Now, 554^2 = 306916

Hence, the required least number which should be added to 306452 to obtain a perfect square is 306916 - 306452 = 464.