251.24% is the change from 121 to 425
Calculation steps:
[( 425 - 121 ) ÷ 121] x 100 = 251.24%
Formula
Percentage change = [(425 - 121) / 121] x 100
Subtract the new number by the original number
425 - 121 = 304
304 ÷ 121 = 2.512396694214876
2.512396694214876 x 100 = 251.24%