277.86% is the change from 140 to 529
Calculation steps:
[( 529 - 140 ) ÷ 140] x 100 = 277.86%
Formula
Percentage change = [(529 - 140) / 140] x 100
Subtract the new number by the original number
529 - 140 = 389
389 ÷ 140 = 2.7785714285714285
2.7785714285714285 x 100 = 277.86%