@litecoiners - you did not understand how this works.
These figures are for explanation only.
Before 22nd Oct:
Number of Zig miners on VERT/Mona etc = 1000
Number of Zig miners on HDAC = 1000
Total 2000 Zig miners
Profit available per day on VERT etc = $100,000
Profit on HDAC = $100,000
Total $200,000
So 2000 miners sharing $200,000
Hence $100 for each miner
After 22nd, HDAC fork:
Number of Zig miners on VERT/Mona etc = 2000
Number of Zig miners on HDAC = 0
Total 2000 Zig miners
I.e. all Zig miners moved to VERT/Mona
Profit available per day on VERT etc = $100,000
Total $100,000
So 2000 miners now sharing only $100,000
Hence $50 for each miner
Hope this helps.