90.09% is the change from 222 to 422
Calculation steps:
[( 422 - 222 ) ÷ 222] x 100 = 90.09%
Formula
Percentage change = [(422 - 222) / 222] x 100
Subtract the new number by the original number
422 - 222 = 200
200 ÷ 222 = 0.9009009009009009
0.9009009009009009 x 100 = 90.09%