-48.11% is the change from 318 to 165
Calculation steps:
[( 165 - 318 ) ÷ 318] x 100 = -48.11%
Formula
Percentage change = [(165 - 318) / 318] x 100
Subtract the new number by the original number
165 - 318 = -153
-153 ÷ 318 = -0.4811320754716981
-0.4811320754716981 x 100 = -48.11%