172.31% is the change from 307 to 836
Calculation steps:
[( 836 - 307 ) ÷ 307] x 100 = 172.31%
Formula
Percentage change = [(836 - 307) / 307] x 100
Subtract the new number by the original number
836 - 307 = 529
529 ÷ 307 = 1.723127035830619
1.723127035830619 x 100 = 172.31%