-37.3% is the change from 799 to 501
Calculation steps:
[( 501 - 799 ) ÷ 799] x 100 = -37.3%
Formula
Percentage change = [(501 - 799) / 799] x 100
Subtract the new number by the original number
501 - 799 = -298
-298 ÷ 799 = -0.37296620775969963
-0.37296620775969963 x 100 = -37.3%