-45.64% is the change from 975 to 530
Calculation steps:
[( 530 - 975 ) ÷ 975] x 100 = -45.64%
Formula
Percentage change = [(530 - 975) / 975] x 100
Subtract the new number by the original number
530 - 975 = -445
-445 ÷ 975 = -0.4564102564102564
-0.4564102564102564 x 100 = -45.64%