45.16% is the change from 279 to 405
Calculation steps:
[( 405 - 279 ) ÷ 279] x 100 = 45.16%
Formula
Percentage change = [(405 - 279) / 279] x 100
Subtract the new number by the original number
405 - 279 = 126
126 ÷ 279 = 0.45161290322580644
0.45161290322580644 x 100 = 45.16%