-79.55% is the change from 851 to 174
Calculation steps:
[( 174 - 851 ) ÷ 851] x 100 = -79.55%
Formula
Percentage change = [(174 - 851) / 851] x 100
Subtract the new number by the original number
174 - 851 = -677
-677 ÷ 851 = -0.7955346650998825
-0.7955346650998825 x 100 = -79.55%