98.81% is the change from 253 to 503
Calculation steps:
[( 503 - 253 ) ÷ 253] x 100 = 98.81%
Formula
Percentage change = [(503 - 253) / 253] x 100
Subtract the new number by the original number
503 - 253 = 250
250 ÷ 253 = 0.9881422924901185
0.9881422924901185 x 100 = 98.81%