172% is the change from 225 to 612
Calculation steps:
[( 612 - 225 ) ÷ 225] x 100 = 172%
Formula
Percentage change = [(612 - 225) / 225] x 100
Subtract the new number by the original number
612 - 225 = 387
387 ÷ 225 = 1.72
1.72 x 100 = 172%
Example