39.36% is the change from 503 to 701
Calculation steps:
[( 701 - 503 ) ÷ 503] x 100 = 39.36%
Formula
Percentage change = [(701 - 503) / 503] x 100
Subtract the new number by the original number
701 - 503 = 198
198 ÷ 503 = 0.39363817097415504
0.39363817097415504 x 100 = 39.36%