-80.97% is the change from 904 to 172
Calculation steps:
[( 172 - 904 ) ÷ 904] x 100 = -80.97%
Formula
Percentage change = [(172 - 904) / 904] x 100
Subtract the new number by the original number
172 - 904 = -732
-732 ÷ 904 = -0.8097345132743363
-0.8097345132743363 x 100 = -80.97%