-87.54% is the change from 843 to 105
Calculation steps:
[( 105 - 843 ) ÷ 843] x 100 = -87.54%
Formula
Percentage change = [(105 - 843) / 843] x 100
Subtract the new number by the original number
105 - 843 = -738
-738 ÷ 843 = -0.8754448398576512
-0.8754448398576512 x 100 = -87.54%