-10.73% is the change from 177 to 158
Calculation steps:
[( 158 - 177 ) ÷ 177] x 100 = -10.73%
Formula
Percentage change = [(158 - 177) / 177] x 100
Subtract the new number by the original number
158 - 177 = -19
-19 ÷ 177 = -0.10734463276836158
-0.10734463276836158 x 100 = -10.73%