-87.57% is the change from 177 to 22
Calculation steps:
[( 22 - 177 ) ÷ 177] x 100 = -87.57%
Formula
Percentage change = [(22 - 177) / 177] x 100
Subtract the new number by the original number
22 - 177 = -155
-155 ÷ 177 = -0.8757062146892656
-0.8757062146892656 x 100 = -87.57%