166.84% is the change from 190 to 507
Calculation steps:
[( 507 - 190 ) ÷ 190] x 100 = 166.84%
Formula
Percentage change = [(507 - 190) / 190] x 100
Subtract the new number by the original number
507 - 190 = 317
317 ÷ 190 = 1.668421052631579
1.668421052631579 x 100 = 166.84%