-74.52% is the change from 836 to 213
Calculation steps:
[( 213 - 836 ) ÷ 836] x 100 = -74.52%
Formula
Percentage change = [(213 - 836) / 836] x 100
Subtract the new number by the original number
213 - 836 = -623
-623 ÷ 836 = -0.7452153110047847
-0.7452153110047847 x 100 = -74.52%