-30.84% is the change from 736 to 509
Calculation steps:
[( 509 - 736 ) ÷ 736] x 100 = -30.84%
Formula
Percentage change = [(509 - 736) / 736] x 100
Subtract the new number by the original number
509 - 736 = -227
-227 ÷ 736 = -0.30842391304347827
-0.30842391304347827 x 100 = -30.84%