-89.87% is the change from 158 to 16
Calculation steps:
[( 16 - 158 ) ÷ 158] x 100 = -89.87%
Formula
Percentage change = [(16 - 158) / 158] x 100
Subtract the new number by the original number
16 - 158 = -142
-142 ÷ 158 = -0.8987341772151899
-0.8987341772151899 x 100 = -89.87%