-81.68% is the change from 988 to 181
Calculation steps:
[( 181 - 988 ) ÷ 988] x 100 = -81.68%
Formula
Percentage change = [(181 - 988) / 988] x 100
Subtract the new number by the original number
181 - 988 = -807
-807 ÷ 988 = -0.8168016194331984
-0.8168016194331984 x 100 = -81.68%