42.45% is the change from 278 to 396
Calculation steps:
[( 396 - 278 ) ÷ 278] x 100 = 42.45%
Formula
Percentage change = [(396 - 278) / 278] x 100
Subtract the new number by the original number
396 - 278 = 118
118 ÷ 278 = 0.4244604316546763
0.4244604316546763 x 100 = 42.45%