50% is the change from 224 to 336
Calculation steps:
[( 336 - 224 ) ÷ 224] x 100 = 50%
Formula
Percentage change = [(336 - 224) / 224] x 100
Subtract the new number by the original number
336 - 224 = 112
112 ÷ 224 = 0.5
0.5 x 100 = 50%
Example