200% is the change from 224 to 672
Calculation steps:
[( 672 - 224 ) ÷ 224] x 100 = 200%
Formula
Percentage change = [(672 - 224) / 224] x 100
Subtract the new number by the original number
672 - 224 = 448
448 ÷ 224 = 2
2 x 100 = 200%
Example