18800% is the change from 1 to 189
Calculation steps:
[( 189 - 1 ) ÷ 1] x 100 = 18800%
Formula
Percentage change = [(189 - 1) / 1] x 100
Subtract the new number by the original number
189 - 1 = 188
188 ÷ 1 = 188
188 x 100 = 18800%
Example