-46.49% is the change from 955 to 511
Calculation steps:
[( 511 - 955 ) ÷ 955] x 100 = -46.49%
Formula
Percentage change = [(511 - 955) / 955] x 100
Subtract the new number by the original number
511 - 955 = -444
-444 ÷ 955 = -0.4649214659685864
-0.4649214659685864 x 100 = -46.49%