-64.6% is the change from 483 to 171
Calculation steps:
[( 171 - 483 ) ÷ 483] x 100 = -64.6%
Formula
Percentage change = [(171 - 483) / 483] x 100
Subtract the new number by the original number
171 - 483 = -312
-312 ÷ 483 = -0.6459627329192547
-0.6459627329192547 x 100 = -64.6%