41.55% is the change from 503 to 712
Calculation steps:
[( 712 - 503 ) ÷ 503] x 100 = 41.55%
Formula
Percentage change = [(712 - 503) / 503] x 100
Subtract the new number by the original number
712 - 503 = 209
209 ÷ 503 = 0.415506958250497
0.415506958250497 x 100 = 41.55%