176% is the change from 225 to 621
Calculation steps:
[( 621 - 225 ) ÷ 225] x 100 = 176%
Formula
Percentage change = [(621 - 225) / 225] x 100
Subtract the new number by the original number
621 - 225 = 396
396 ÷ 225 = 1.76
1.76 x 100 = 176%
Example