225.63% is the change from 160 to 521
Calculation steps:
[( 521 - 160 ) ÷ 160] x 100 = 225.63%
Formula
Percentage change = [(521 - 160) / 160] x 100
Subtract the new number by the original number
521 - 160 = 361
361 ÷ 160 = 2.25625
2.25625 x 100 = 225.63%