-41.34% is the change from 283 to 166
Calculation steps:
[( 166 - 283 ) ÷ 283] x 100 = -41.34%
Formula
Percentage change = [(166 - 283) / 283] x 100
Subtract the new number by the original number
166 - 283 = -117
-117 ÷ 283 = -0.4134275618374558
-0.4134275618374558 x 100 = -41.34%