-78.13% is the change from 503 to 110
Calculation steps:
[( 110 - 503 ) ÷ 503] x 100 = -78.13%
Formula
Percentage change = [(110 - 503) / 503] x 100
Subtract the new number by the original number
110 - 503 = -393
-393 ÷ 503 = -0.7813121272365805
-0.7813121272365805 x 100 = -78.13%