211.8% is the change from 161 to 502
Calculation steps:
[( 502 - 161 ) ÷ 161] x 100 = 211.8%
Formula
Percentage change = [(502 - 161) / 161] x 100
Subtract the new number by the original number
502 - 161 = 341
341 ÷ 161 = 2.1180124223602483
2.1180124223602483 x 100 = 211.8%