103.63% is the change from 248 to 505
Calculation steps:
[( 505 - 248 ) ÷ 248] x 100 = 103.63%
Formula
Percentage change = [(505 - 248) / 248] x 100
Subtract the new number by the original number
505 - 248 = 257
257 ÷ 248 = 1.0362903225806452
1.0362903225806452 x 100 = 103.63%