121.49% is the change from 121 to 268
Calculation steps:
[( 268 - 121 ) ÷ 121] x 100 = 121.49%
Formula
Percentage change = [(268 - 121) / 121] x 100
Subtract the new number by the original number
268 - 121 = 147
147 ÷ 121 = 1.2148760330578512
1.2148760330578512 x 100 = 121.49%