21.29% is the change from 263 to 319
Calculation steps:
[( 319 - 263 ) ÷ 263] x 100 = 21.29%
Formula
Percentage change = [(319 - 263) / 263] x 100
Subtract the new number by the original number
319 - 263 = 56
56 ÷ 263 = 0.21292775665399238
0.21292775665399238 x 100 = 21.29%