19.77% is the change from 263 to 315
Calculation steps:
[( 315 - 263 ) ÷ 263] x 100 = 19.77%
Formula
Percentage change = [(315 - 263) / 263] x 100
Subtract the new number by the original number
315 - 263 = 52
52 ÷ 263 = 0.19771863117870722
0.19771863117870722 x 100 = 19.77%