-72.13% is the change from 836 to 233
Calculation steps:
[( 233 - 836 ) ÷ 836] x 100 = -72.13%
Formula
Percentage change = [(233 - 836) / 836] x 100
Subtract the new number by the original number
233 - 836 = -603
-603 ÷ 836 = -0.7212918660287081
-0.7212918660287081 x 100 = -72.13%