378.26% is the change from 161 to 770
Calculation steps:
[( 770 - 161 ) ÷ 161] x 100 = 378.26%
Formula
Percentage change = [(770 - 161) / 161] x 100
Subtract the new number by the original number
770 - 161 = 609
609 ÷ 161 = 3.782608695652174
3.782608695652174 x 100 = 378.26%