107.69% is the change from 91 to 189
Calculation steps:
[( 189 - 91 ) ÷ 91] x 100 = 107.69%
Formula
Percentage change = [(189 - 91) / 91] x 100
Subtract the new number by the original number
189 - 91 = 98
98 ÷ 91 = 1.0769230769230769
1.0769230769230769 x 100 = 107.69%