9750% is the change from 2 to 197
Calculation steps:
[( 197 - 2 ) ÷ 2] x 100 = 9750%
Formula
Percentage change = [(197 - 2) / 2] x 100
Subtract the new number by the original number
197 - 2 = 195
195 ÷ 2 = 97.5
97.5 x 100 = 9750%
Example