52 - 24 = 28
The next would be 7. 100 minus 48 is 52. 52 minus 24 (half of 48) is 28. 28 minus 12 (half of 24) is 16. etc.. The next in the sequence after 7 would be 5.5.
If those are all minus signs, that equals -61.
If you want 52 minus 25% of 52, then multiply 52 by .25 and subtract the result from 52.
365 times 52 minus 52 plus 1 = 18,929
24 will go into 52 two times, as 2 times 24 equals 48. This is the largest multiple of 24 that is less than or equal to 52. The remainder would be 4, since 52 minus 48 equals 4.
52
52 - 12 = 40
52 - 29 = 23
52 - 47 = 5
52 - 18 = 34
87 - 52 = 35
52 - 44 = 8