-82.15% is the change from 661 to 118
Calculation steps:
[( 118 - 661 ) ÷ 661] x 100 = -82.15%
Formula
Percentage change = [(118 - 661) / 661] x 100
Subtract the new number by the original number
118 - 661 = -543
-543 ÷ 661 = -0.8214826021180031
-0.8214826021180031 x 100 = -82.15%