-37.23% is the change from 975 to 612
Calculation steps:
[( 612 - 975 ) ÷ 975] x 100 = -37.23%
Formula
Percentage change = [(612 - 975) / 975] x 100
Subtract the new number by the original number
612 - 975 = -363
-363 ÷ 975 = -0.3723076923076923
-0.3723076923076923 x 100 = -37.23%