-25.43% is the change from 527 to 393
Calculation steps:
[( 393 - 527 ) ÷ 527] x 100 = -25.43%
Formula
Percentage change = [(393 - 527) / 527] x 100
Subtract the new number by the original number
393 - 527 = -134
-134 ÷ 527 = -0.25426944971537
-0.25426944971537 x 100 = -25.43%