Question

what should be subtracted

from 1669 to get a perfect square ​

Answer 1

Answer:

69 should be subtracted.

Step-By-Step explanation:

1. First take the square root of the given number. If we do it for 1669, we will get 40.85.
2. Now square the integer part of the square root we got in previous step. Here the integer part of 40.85 is 40. when we square 40, we get 1600.
3. Now subtract the perfect square from the given number in the question. If we subtract 1600 from 1669, we get 69.