52.09% is the change from 263 to 400
Calculation steps:
[( 400 - 263 ) ÷ 263] x 100 = 52.09%
Formula
Percentage change = [(400 - 263) / 263] x 100
Subtract the new number by the original number
400 - 263 = 137
137 ÷ 263 = 0.5209125475285171
0.5209125475285171 x 100 = 52.09%