434.59% is the change from 159 to 850
Calculation steps:
[( 850 - 159 ) ÷ 159] x 100 = 434.59%
Formula
Percentage change = [(850 - 159) / 159] x 100
Subtract the new number by the original number
850 - 159 = 691
691 ÷ 159 = 4.345911949685535
4.345911949685535 x 100 = 434.59%