-56.31% is the change from 959 to 419
Calculation steps:
[( 419 - 959 ) ÷ 959] x 100 = -56.31%
Formula
Percentage change = [(419 - 959) / 959] x 100
Subtract the new number by the original number
419 - 959 = -540
-540 ÷ 959 = -0.5630865484880083
-0.5630865484880083 x 100 = -56.31%