-74.88% is the change from 836 to 210
Calculation steps:
[( 210 - 836 ) ÷ 836] x 100 = -74.88%
Formula
Percentage change = [(210 - 836) / 836] x 100
Subtract the new number by the original number
210 - 836 = -626
-626 ÷ 836 = -0.7488038277511961
-0.7488038277511961 x 100 = -74.88%