170.9% is the change from 189 to 512
Calculation steps:
[( 512 - 189 ) ÷ 189] x 100 = 170.9%
Formula
Percentage change = [(512 - 189) / 189] x 100
Subtract the new number by the original number
512 - 189 = 323
323 ÷ 189 = 1.708994708994709
1.708994708994709 x 100 = 170.9%