-28.57% is the change from 301 to 215
Calculation steps:
[( 215 - 301 ) ÷ 301] x 100 = -28.57%
Formula
Percentage change = [(215 - 301) / 301] x 100
Subtract the new number by the original number
215 - 301 = -86
-86 ÷ 301 = -0.2857142857142857
-0.2857142857142857 x 100 = -28.57%