-55.9% is the change from 975 to 430
Calculation steps:
[( 430 - 975 ) ÷ 975] x 100 = -55.9%
Formula
Percentage change = [(430 - 975) / 975] x 100
Subtract the new number by the original number
430 - 975 = -545
-545 ÷ 975 = -0.558974358974359
-0.558974358974359 x 100 = -55.9%