-37.3% is the change from 976 to 612
Calculation steps:
[( 612 - 976 ) ÷ 976] x 100 = -37.3%
Formula
Percentage change = [(612 - 976) / 976] x 100
Subtract the new number by the original number
612 - 976 = -364
-364 ÷ 976 = -0.3729508196721312
-0.3729508196721312 x 100 = -37.3%