-43.9% is the change from 959 to 538
Calculation steps:
[( 538 - 959 ) ÷ 959] x 100 = -43.9%
Formula
Percentage change = [(538 - 959) / 959] x 100
Subtract the new number by the original number
538 - 959 = -421
-421 ÷ 959 = -0.43899895724713245
-0.43899895724713245 x 100 = -43.9%