-19.17% is the change from 527 to 426
Calculation steps:
[( 426 - 527 ) ÷ 527] x 100 = -19.17%
Formula
Percentage change = [(426 - 527) / 527] x 100
Subtract the new number by the original number
426 - 527 = -101
-101 ÷ 527 = -0.19165085388994307
-0.19165085388994307 x 100 = -19.17%