97.69% is the change from 216 to 427
Calculation steps:
[( 427 - 216 ) ÷ 216] x 100 = 97.69%
Formula
Percentage change = [(427 - 216) / 216] x 100
Subtract the new number by the original number
427 - 216 = 211
211 ÷ 216 = 0.9768518518518519
0.9768518518518519 x 100 = 97.69%