174.21% is the change from 190 to 521
Calculation steps:
[( 521 - 190 ) ÷ 190] x 100 = 174.21%
Formula
Percentage change = [(521 - 190) / 190] x 100
Subtract the new number by the original number
521 - 190 = 331
331 ÷ 190 = 1.7421052631578948
1.7421052631578948 x 100 = 174.21%