-51.97% is the change from 356 to 171
Calculation steps:
[( 171 - 356 ) ÷ 356] x 100 = -51.97%
Formula
Percentage change = [(171 - 356) / 356] x 100
Subtract the new number by the original number
171 - 356 = -185
-185 ÷ 356 = -0.5196629213483146
-0.5196629213483146 x 100 = -51.97%