Question

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

Answer 1

the least number must be added to 6512 to make it perfect square is 149.

hope it helps

Answer 2

Answer:

149

Step-by-step explanation:

Given : How many such letters can we buy for ₹315

To Find: find the least number which must be added to 6412 to make it perfect square

Solution:

√6412 = 80.07

So, the next perfect square is 81

So, square of 81 = 6561

So, 6561-6412 =149

Hence 149 is the least number which must be added to 6412 to make it perfect square.