93.12% is the change from 218 to 421
Calculation steps:
[( 421 - 218 ) ÷ 218] x 100 = 93.12%
Formula
Percentage change = [(421 - 218) / 218] x 100
Subtract the new number by the original number
421 - 218 = 203
203 ÷ 218 = 0.9311926605504587
0.9311926605504587 x 100 = 93.12%