-91.01% is the change from 178 to 16
Calculation steps:
[( 16 - 178 ) ÷ 178] x 100 = -91.01%
Formula
Percentage change = [(16 - 178) / 178] x 100
Subtract the new number by the original number
16 - 178 = -162
-162 ÷ 178 = -0.9101123595505618
-0.9101123595505618 x 100 = -91.01%