-43.33% is the change from 487 to 276
Calculation steps:
[( 276 - 487 ) ÷ 487] x 100 = -43.33%
Formula
Percentage change = [(276 - 487) / 487] x 100
Subtract the new number by the original number
276 - 487 = -211
-211 ÷ 487 = -0.433264887063655
-0.433264887063655 x 100 = -43.33%