-47.02% is the change from 972 to 515
Calculation steps:
[( 515 - 972 ) ÷ 972] x 100 = -47.02%
Formula
Percentage change = [(515 - 972) / 972] x 100
Subtract the new number by the original number
515 - 972 = -457
-457 ÷ 972 = -0.47016460905349794
-0.47016460905349794 x 100 = -47.02%