164.14% is the change from 251 to 663
Calculation steps:
[( 663 - 251 ) ÷ 251] x 100 = 164.14%
Formula
Percentage change = [(663 - 251) / 251] x 100
Subtract the new number by the original number
663 - 251 = 412
412 ÷ 251 = 1.6414342629482073
1.6414342629482073 x 100 = 164.14%