-34.62% is the change from 130 to 85
Calculation steps:
[( 85 - 130 ) ÷ 130] x 100 = -34.62%
Formula
Percentage change = [(85 - 130) / 130] x 100
Subtract the new number by the original number
85 - 130 = -45
-45 ÷ 130 = -0.34615384615384615
-0.34615384615384615 x 100 = -34.62%