-46.3% is the change from 514 to 276
Calculation steps:
[( 276 - 514 ) ÷ 514] x 100 = -46.3%
Formula
Percentage change = [(276 - 514) / 514] x 100
Subtract the new number by the original number
276 - 514 = -238
-238 ÷ 514 = -0.46303501945525294
-0.46303501945525294 x 100 = -46.3%