219.63% is the change from 163 to 521
Calculation steps:
[( 521 - 163 ) ÷ 163] x 100 = 219.63%
Formula
Percentage change = [(521 - 163) / 163] x 100
Subtract the new number by the original number
521 - 163 = 358
358 ÷ 163 = 2.196319018404908
2.196319018404908 x 100 = 219.63%