47.92% is the change from 288 to 426
Calculation steps:
[( 426 - 288 ) ÷ 288] x 100 = 47.92%
Formula
Percentage change = [(426 - 288) / 288] x 100
Subtract the new number by the original number
426 - 288 = 138
138 ÷ 288 = 0.4791666666666667
0.4791666666666667 x 100 = 47.92%