-87.93% is the change from 290 to 35
Calculation steps:
[( 35 - 290 ) ÷ 290] x 100 = -87.93%
Formula
Percentage change = [(35 - 290) / 290] x 100
Subtract the new number by the original number
35 - 290 = -255
-255 ÷ 290 = -0.8793103448275862
-0.8793103448275862 x 100 = -87.93%