45.32% is the change from 267 to 388
Calculation steps:
[( 388 - 267 ) ÷ 267] x 100 = 45.32%
Formula
Percentage change = [(388 - 267) / 267] x 100
Subtract the new number by the original number
388 - 267 = 121
121 ÷ 267 = 0.45318352059925093
0.45318352059925093 x 100 = 45.32%