374.42% is the change from 172 to 816
Calculation steps:
[( 816 - 172 ) ÷ 172] x 100 = 374.42%
Formula
Percentage change = [(816 - 172) / 172] x 100
Subtract the new number by the original number
816 - 172 = 644
644 ÷ 172 = 3.744186046511628
3.744186046511628 x 100 = 374.42%