101.84% is the change from 217 to 438
Calculation steps:
[( 438 - 217 ) ÷ 217] x 100 = 101.84%
Formula
Percentage change = [(438 - 217) / 217] x 100
Subtract the new number by the original number
438 - 217 = 221
221 ÷ 217 = 1.0184331797235022
1.0184331797235022 x 100 = 101.84%