9800% is the change from 8 to 792
Calculation steps:
[( 792 - 8 ) ÷ 8] x 100 = 9800%
Formula
Percentage change = [(792 - 8) / 8] x 100
Subtract the new number by the original number
792 - 8 = 784
784 ÷ 8 = 98
98 x 100 = 9800%
Example