-46.72% is the change from 959 to 511
Calculation steps:
[( 511 - 959 ) ÷ 959] x 100 = -46.72%
Formula
Percentage change = [(511 - 959) / 959] x 100
Subtract the new number by the original number
511 - 959 = -448
-448 ÷ 959 = -0.46715328467153283
-0.46715328467153283 x 100 = -46.72%