52 minus 26 is 26.
If you want 52 minus 25% of 52, then multiply 52 by .25 and subtract the result from 52.
Probability not ace is 1 minus probability of an ace which is 4/52. So, 1 - 4/52 is 48/52 or 12/13.
365 times 52 minus 52 plus 1 = 18,929
52
52 - 47 = 5
52 - 24 = 28
52 - 18 = 34
52 - 44 = 8
52 - 12 = 40
52 - 29 = 23
87 - 52 = 35