-88.06% is the change from 335 to 40
Calculation steps:
[( 40 - 335 ) ÷ 335] x 100 = -88.06%
Formula
Percentage change = [(40 - 335) / 335] x 100
Subtract the new number by the original number
40 - 335 = -295
-295 ÷ 335 = -0.8805970149253731
-0.8805970149253731 x 100 = -88.06%