302.48% is the change from 161 to 648
Calculation steps:
[( 648 - 161 ) ÷ 161] x 100 = 302.48%
Formula
Percentage change = [(648 - 161) / 161] x 100
Subtract the new number by the original number
648 - 161 = 487
487 ÷ 161 = 3.0248447204968945
3.0248447204968945 x 100 = 302.48%