-85.94% is the change from 192 to 27
Calculation steps:
[( 27 - 192 ) ÷ 192] x 100 = -85.94%
Formula
Percentage change = [(27 - 192) / 192] x 100
Subtract the new number by the original number
27 - 192 = -165
-165 ÷ 192 = -0.859375
-0.859375 x 100 = -85.94%