-85.44% is the change from 900 to 131
Calculation steps:
[( 131 - 900 ) ÷ 900] x 100 = -85.44%
Formula
Percentage change = [(131 - 900) / 900] x 100
Subtract the new number by the original number
131 - 900 = -769
-769 ÷ 900 = -0.8544444444444445
-0.8544444444444445 x 100 = -85.44%