-30.12% is the change from 737 to 515
Calculation steps:
[( 515 - 737 ) ÷ 737] x 100 = -30.12%
Formula
Percentage change = [(515 - 737) / 737] x 100
Subtract the new number by the original number
515 - 737 = -222
-222 ÷ 737 = -0.3012211668928087
-0.3012211668928087 x 100 = -30.12%