221.49% is the change from 121 to 389
Calculation steps:
[( 389 - 121 ) ÷ 121] x 100 = 221.49%
Formula
Percentage change = [(389 - 121) / 121] x 100
Subtract the new number by the original number
389 - 121 = 268
268 ÷ 121 = 2.2148760330578514
2.2148760330578514 x 100 = 221.49%