Question

Find the least number which must be added to 6412 to make it a perfect square

Answer 1

The least no. which must be added to 6412 to make it a perfect square is 149(6561-6412).
=6412+149=6561
=therefore, square root of 6561= 81

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Answer 2

Answer:

149

Step-by-step explanation:

Given : 6412

To Find: The least number that must be added to 6412 to get a perfect square, is

Solution:

Initially $\sqrt{6412}=80.074$

Since we are asked that what should be added to 6412  to get a perfect square

So, $81^2 =6561$

Now , The number should be added to 6412:

= 6561-6412

=149

Hence 149 is the least number that should be added to 6412  to get a perfect square