50.57% is the change from 263 to 396
Calculation steps:
[( 396 - 263 ) ÷ 263] x 100 = 50.57%
Formula
Percentage change = [(396 - 263) / 263] x 100
Subtract the new number by the original number
396 - 263 = 133
133 ÷ 263 = 0.5057034220532319
0.5057034220532319 x 100 = 50.57%