-32.21% is the change from 742 to 503
Calculation steps:
[( 503 - 742 ) ÷ 742] x 100 = -32.21%
Formula
Percentage change = [(503 - 742) / 742] x 100
Subtract the new number by the original number
503 - 742 = -239
-239 ÷ 742 = -0.3221024258760108
-0.3221024258760108 x 100 = -32.21%