Find the sum of digits of the resultant number in square of 2245 The regular method will be to - Maths - Multiplication and Division

Question

Find the sum of digits of the resultant number in square of
2245?
The regular method will be to multiply 2245 with 2245 and then
add the digits of the resultant number Do we have any other simpler
method? Any tip or rule? (Asked by Raina's parent)

Ashutosh Verma · Accepted Answer

Answer :

According to grade , This is the only method to find value of
22452 , As :

So,

22452 = 5040025 ( Ans )

And

Sum of digits of 22452 = 5 + 0 + 4 + 0 + 0 + 2 +
5 = 16 ( Ans )

Find the sum of digits of the resultant number in square of 2245? The regular method will be to multiply 2245 with 2245 and then add the digits of the resultant number. Do we have any other simpler method? Any tip or rule? (Asked by Raina's parent)

Find the sum of digits of the resultant number in square of 2245?

The regular method will be to multiply 2245 with 2245 and then add the digits of the resultant number. Do we have any other simpler method? Any tip or rule? (Asked by Raina's parent)