-65.98% is the change from 485 to 165
Calculation steps:
[( 165 - 485 ) ÷ 485] x 100 = -65.98%
Formula
Percentage change = [(165 - 485) / 485] x 100
Subtract the new number by the original number
165 - 485 = -320
-320 ÷ 485 = -0.6597938144329897
-0.6597938144329897 x 100 = -65.98%