117.05% is the change from 217 to 471
Calculation steps:
[( 471 - 217 ) ÷ 217] x 100 = 117.05%
Formula
Percentage change = [(471 - 217) / 217] x 100
Subtract the new number by the original number
471 - 217 = 254
254 ÷ 217 = 1.1705069124423964
1.1705069124423964 x 100 = 117.05%