-47.55% is the change from 959 to 503
Calculation steps:
[( 503 - 959 ) ÷ 959] x 100 = -47.55%
Formula
Percentage change = [(503 - 959) / 959] x 100
Subtract the new number by the original number
503 - 959 = -456
-456 ÷ 959 = -0.4754953076120959
-0.4754953076120959 x 100 = -47.55%