-34.28% is the change from 283 to 186
Calculation steps:
[( 186 - 283 ) ÷ 283] x 100 = -34.28%
Formula
Percentage change = [(186 - 283) / 283] x 100
Subtract the new number by the original number
186 - 283 = -97
-97 ÷ 283 = -0.34275618374558303
-0.34275618374558303 x 100 = -34.28%