261.76% is the change from 136 to 492
Calculation steps:
[( 492 - 136 ) ÷ 136] x 100 = 261.76%
Formula
Percentage change = [(492 - 136) / 136] x 100
Subtract the new number by the original number
492 - 136 = 356
356 ÷ 136 = 2.6176470588235294
2.6176470588235294 x 100 = 261.76%