-47.36% is the change from 511 to 269
Calculation steps:
[( 269 - 511 ) ÷ 511] x 100 = -47.36%
Formula
Percentage change = [(269 - 511) / 511] x 100
Subtract the new number by the original number
269 - 511 = -242
-242 ÷ 511 = -0.4735812133072407
-0.4735812133072407 x 100 = -47.36%