3200% is the change from 3 to 99
Calculation steps:
[( 99 - 3 ) ÷ 3] x 100 = 3200%
Formula
Percentage change = [(99 - 3) / 3] x 100
Subtract the new number by the original number
99 - 3 = 96
96 ÷ 3 = 32
32 x 100 = 3200%
Example