-35.18% is the change from 813 to 527
Calculation steps:
[( 527 - 813 ) ÷ 813] x 100 = -35.18%
Formula
Percentage change = [(527 - 813) / 813] x 100
Subtract the new number by the original number
527 - 813 = -286
-286 ÷ 813 = -0.35178351783517836
-0.35178351783517836 x 100 = -35.18%