-51.24% is the change from 566 to 276
Calculation steps:
[( 276 - 566 ) ÷ 566] x 100 = -51.24%
Formula
Percentage change = [(276 - 566) / 566] x 100
Subtract the new number by the original number
276 - 566 = -290
-290 ÷ 566 = -0.5123674911660777
-0.5123674911660777 x 100 = -51.24%