69.42% is the change from 121 to 205
Calculation steps:
[( 205 - 121 ) ÷ 121] x 100 = 69.42%
Formula
Percentage change = [(205 - 121) / 121] x 100
Subtract the new number by the original number
205 - 121 = 84
84 ÷ 121 = 0.6942148760330579
0.6942148760330579 x 100 = 69.42%