54.46% is the change from 224 to 346
Calculation steps:
[( 346 - 224 ) ÷ 224] x 100 = 54.46%
Formula
Percentage change = [(346 - 224) / 224] x 100
Subtract the new number by the original number
346 - 224 = 122
122 ÷ 224 = 0.5446428571428571
0.5446428571428571 x 100 = 54.46%