-26.57% is the change from 527 to 387
Calculation steps:
[( 387 - 527 ) ÷ 527] x 100 = -26.57%
Formula
Percentage change = [(387 - 527) / 527] x 100
Subtract the new number by the original number
387 - 527 = -140
-140 ÷ 527 = -0.2656546489563567
-0.2656546489563567 x 100 = -26.57%