-53.08% is the change from 959 to 450
Calculation steps:
[( 450 - 959 ) ÷ 959] x 100 = -53.08%
Formula
Percentage change = [(450 - 959) / 959] x 100
Subtract the new number by the original number
450 - 959 = -509
-509 ÷ 959 = -0.5307612095933264
-0.5307612095933264 x 100 = -53.08%