-36.72% is the change from 836 to 529
Calculation steps:
[( 529 - 836 ) ÷ 836] x 100 = -36.72%
Formula
Percentage change = [(529 - 836) / 836] x 100
Subtract the new number by the original number
529 - 836 = -307
-307 ÷ 836 = -0.3672248803827751
-0.3672248803827751 x 100 = -36.72%