-86.05% is the change from 301 to 42
Calculation steps:
[( 42 - 301 ) ÷ 301] x 100 = -86.05%
Formula
Percentage change = [(42 - 301) / 301] x 100
Subtract the new number by the original number
42 - 301 = -259
-259 ÷ 301 = -0.8604651162790697
-0.8604651162790697 x 100 = -86.05%