12312.5% is the change from 8 to 993
Calculation steps:
[( 993 - 8 ) ÷ 8] x 100 = 12312.5%
Formula
Percentage change = [(993 - 8) / 8] x 100
Subtract the new number by the original number
993 - 8 = 985
985 ÷ 8 = 123.125
123.125 x 100 = 12312.5%
Example