-91.94% is the change from 335 to 27
Calculation steps:
[( 27 - 335 ) ÷ 335] x 100 = -91.94%
Formula
Percentage change = [(27 - 335) / 335] x 100
Subtract the new number by the original number
27 - 335 = -308
-308 ÷ 335 = -0.9194029850746268
-0.9194029850746268 x 100 = -91.94%