102.48% is the change from 202 to 409
Calculation steps:
[( 409 - 202 ) ÷ 202] x 100 = 102.48%
Formula
Percentage change = [(409 - 202) / 202] x 100
Subtract the new number by the original number
409 - 202 = 207
207 ÷ 202 = 1.0247524752475248
1.0247524752475248 x 100 = 102.48%