297.44% is the change from 39 to 155
Calculation steps:
[( 155 - 39 ) ÷ 39] x 100 = 297.44%
Formula
Percentage change = [(155 - 39) / 39] x 100
Subtract the new number by the original number
155 - 39 = 116
116 ÷ 39 = 2.9743589743589745
2.9743589743589745 x 100 = 297.44%