258.78% is the change from 148 to 531
Calculation steps:
[( 531 - 148 ) ÷ 148] x 100 = 258.78%
Formula
Percentage change = [(531 - 148) / 148] x 100
Subtract the new number by the original number
531 - 148 = 383
383 ÷ 148 = 2.5878378378378377
2.5878378378378377 x 100 = 258.78%