139.2% is the change from 176 to 421
Calculation steps:
[( 421 - 176 ) ÷ 176] x 100 = 139.2%
Formula
Percentage change = [(421 - 176) / 176] x 100
Subtract the new number by the original number
421 - 176 = 245
245 ÷ 176 = 1.3920454545454546
1.3920454545454546 x 100 = 139.2%