42.59% is the change from 378 to 539
Calculation steps:
[( 539 - 378 ) ÷ 378] x 100 = 42.59%
Formula
Percentage change = [(539 - 378) / 378] x 100
Subtract the new number by the original number
539 - 378 = 161
161 ÷ 378 = 0.42592592592592593
0.42592592592592593 x 100 = 42.59%