147.75% is the change from 222 to 550
Calculation steps:
[( 550 - 222 ) ÷ 222] x 100 = 147.75%
Formula
Percentage change = [(550 - 222) / 222] x 100
Subtract the new number by the original number
550 - 222 = 328
328 ÷ 222 = 1.4774774774774775
1.4774774774774775 x 100 = 147.75%