-74.76% is the change from 836 to 211
Calculation steps:
[( 211 - 836 ) ÷ 836] x 100 = -74.76%
Formula
Percentage change = [(211 - 836) / 836] x 100
Subtract the new number by the original number
211 - 836 = -625
-625 ÷ 836 = -0.7476076555023924
-0.7476076555023924 x 100 = -74.76%