-64.21% is the change from 475 to 170
Calculation steps:
[( 170 - 475 ) ÷ 475] x 100 = -64.21%
Formula
Percentage change = [(170 - 475) / 475] x 100
Subtract the new number by the original number
170 - 475 = -305
-305 ÷ 475 = -0.6421052631578947
-0.6421052631578947 x 100 = -64.21%