199.43% is the change from 174 to 521
Calculation steps:
[( 521 - 174 ) ÷ 174] x 100 = 199.43%
Formula
Percentage change = [(521 - 174) / 174] x 100
Subtract the new number by the original number
521 - 174 = 347
347 ÷ 174 = 1.9942528735632183
1.9942528735632183 x 100 = 199.43%