-79.12% is the change from 838 to 175
Calculation steps:
[( 175 - 838 ) ÷ 838] x 100 = -79.12%
Formula
Percentage change = [(175 - 838) / 838] x 100
Subtract the new number by the original number
175 - 838 = -663
-663 ÷ 838 = -0.7911694510739857
-0.7911694510739857 x 100 = -79.12%