-84.97% is the change from 845 to 127
Calculation steps:
[( 127 - 845 ) ÷ 845] x 100 = -84.97%
Formula
Percentage change = [(127 - 845) / 845] x 100
Subtract the new number by the original number
127 - 845 = -718
-718 ÷ 845 = -0.8497041420118343
-0.8497041420118343 x 100 = -84.97%