-84.62% is the change from 845 to 130
Calculation steps:
[( 130 - 845 ) ÷ 845] x 100 = -84.62%
Formula
Percentage change = [(130 - 845) / 845] x 100
Subtract the new number by the original number
130 - 845 = -715
-715 ÷ 845 = -0.8461538461538461
-0.8461538461538461 x 100 = -84.62%