261.07% is the change from 149 to 538
Calculation steps:
[( 538 - 149 ) ÷ 149] x 100 = 261.07%
Formula
Percentage change = [(538 - 149) / 149] x 100
Subtract the new number by the original number
538 - 149 = 389
389 ÷ 149 = 2.610738255033557
2.610738255033557 x 100 = 261.07%