212.5% is the change from 136 to 425
Calculation steps:
[( 425 - 136 ) ÷ 136] x 100 = 212.5%
Formula
Percentage change = [(425 - 136) / 136] x 100
Subtract the new number by the original number
425 - 136 = 289
289 ÷ 136 = 2.125
2.125 x 100 = 212.5%
Example