-84.44% is the change from 900 to 140
Calculation steps:
[( 140 - 900 ) ÷ 900] x 100 = -84.44%
Formula
Percentage change = [(140 - 900) / 900] x 100
Subtract the new number by the original number
140 - 900 = -760
-760 ÷ 900 = -0.8444444444444444
-0.8444444444444444 x 100 = -84.44%