-30.03% is the change from 736 to 515
Calculation steps:
[( 515 - 736 ) ÷ 736] x 100 = -30.03%
Formula
Percentage change = [(515 - 736) / 736] x 100
Subtract the new number by the original number
515 - 736 = -221
-221 ÷ 736 = -0.30027173913043476
-0.30027173913043476 x 100 = -30.03%