163.13% is the change from 198 to 521
Calculation steps:
[( 521 - 198 ) ÷ 198] x 100 = 163.13%
Formula
Percentage change = [(521 - 198) / 198] x 100
Subtract the new number by the original number
521 - 198 = 323
323 ÷ 198 = 1.6313131313131313
1.6313131313131313 x 100 = 163.13%