-43.48% is the change from 959 to 542
Calculation steps:
[( 542 - 959 ) ÷ 959] x 100 = -43.48%
Formula
Percentage change = [(542 - 959) / 959] x 100
Subtract the new number by the original number
542 - 959 = -417
-417 ÷ 959 = -0.4348279457768509
-0.4348279457768509 x 100 = -43.48%