-82.85% is the change from 904 to 155
Calculation steps:
[( 155 - 904 ) ÷ 904] x 100 = -82.85%
Formula
Percentage change = [(155 - 904) / 904] x 100
Subtract the new number by the original number
155 - 904 = -749
-749 ÷ 904 = -0.8285398230088495
-0.8285398230088495 x 100 = -82.85%