88.02% is the change from 217 to 408
Calculation steps:
[( 408 - 217 ) ÷ 217] x 100 = 88.02%
Formula
Percentage change = [(408 - 217) / 217] x 100
Subtract the new number by the original number
408 - 217 = 191
191 ÷ 217 = 0.880184331797235
0.880184331797235 x 100 = 88.02%