76.54% is the change from 503 to 888
Calculation steps:
[( 888 - 503 ) ÷ 503] x 100 = 76.54%
Formula
Percentage change = [(888 - 503) / 503] x 100
Subtract the new number by the original number
888 - 503 = 385
385 ÷ 503 = 0.7654075546719682
0.7654075546719682 x 100 = 76.54%