116.29% is the change from 221 to 478
Calculation steps:
[( 478 - 221 ) ÷ 221] x 100 = 116.29%
Formula
Percentage change = [(478 - 221) / 221] x 100
Subtract the new number by the original number
478 - 221 = 257
257 ÷ 221 = 1.16289592760181
1.16289592760181 x 100 = 116.29%