94.21% is the change from 259 to 503
Calculation steps:
[( 503 - 259 ) ÷ 259] x 100 = 94.21%
Formula
Percentage change = [(503 - 259) / 259] x 100
Subtract the new number by the original number
503 - 259 = 244
244 ÷ 259 = 0.9420849420849421
0.9420849420849421 x 100 = 94.21%