Question

Let c who can crack dis

5 - 4 = 23
8 - 1 = 63.
6 -16 = 32
9 - 9 = 78
3 - 9 = 6
3 - 81 = ?
Genius heads try this
Explain the logic..
Challenge for all masterminds!!

Answer 1

0 is the answer
5^2 - root of 4 that is 2
so 25-2=23
same method for all

Answer 2

3-81 = 0 as the logic used in these is that the first no.'s sq will subtract the sqrt of second no.