311.18% is the change from 161 to 662
Calculation steps:
[( 662 - 161 ) ÷ 161] x 100 = 311.18%
Formula
Percentage change = [(662 - 161) / 161] x 100
Subtract the new number by the original number
662 - 161 = 501
501 ÷ 161 = 3.111801242236025
3.111801242236025 x 100 = 311.18%