-42.27% is the change from 511 to 295
Calculation steps:
[( 295 - 511 ) ÷ 511] x 100 = -42.27%
Formula
Percentage change = [(295 - 511) / 511] x 100
Subtract the new number by the original number
295 - 511 = -216
-216 ÷ 511 = -0.4227005870841487
-0.4227005870841487 x 100 = -42.27%