-75.38% is the change from 853 to 210
Calculation steps:
[( 210 - 853 ) ÷ 853] x 100 = -75.38%
Formula
Percentage change = [(210 - 853) / 853] x 100
Subtract the new number by the original number
210 - 853 = -643
-643 ÷ 853 = -0.753810082063306
-0.753810082063306 x 100 = -75.38%