109.05% is the change from 221 to 462
Calculation steps:
[( 462 - 221 ) ÷ 221] x 100 = 109.05%
Formula
Percentage change = [(462 - 221) / 221] x 100
Subtract the new number by the original number
462 - 221 = 241
241 ÷ 221 = 1.090497737556561
1.090497737556561 x 100 = 109.05%