171.81% is the change from 188 to 511
Calculation steps:
[( 511 - 188 ) ÷ 188] x 100 = 171.81%
Formula
Percentage change = [(511 - 188) / 188] x 100
Subtract the new number by the original number
511 - 188 = 323
323 ÷ 188 = 1.7180851063829787
1.7180851063829787 x 100 = 171.81%