-13.85% is the change from 527 to 454
Calculation steps:
[( 454 - 527 ) ÷ 527] x 100 = -13.85%
Formula
Percentage change = [(454 - 527) / 527] x 100
Subtract the new number by the original number
454 - 527 = -73
-73 ÷ 527 = -0.13851992409867173
-0.13851992409867173 x 100 = -13.85%