-79.89% is the change from 900 to 181
Calculation steps:
[( 181 - 900 ) ÷ 900] x 100 = -79.89%
Formula
Percentage change = [(181 - 900) / 900] x 100
Subtract the new number by the original number
181 - 900 = -719
-719 ÷ 900 = -0.7988888888888889
-0.7988888888888889 x 100 = -79.89%