669.7% is the change from 33 to 254
Calculation steps:
[( 254 - 33 ) ÷ 33] x 100 = 669.7%
Formula
Percentage change = [(254 - 33) / 33] x 100
Subtract the new number by the original number
254 - 33 = 221
221 ÷ 33 = 6.696969696969697
6.696969696969697 x 100 = 669.7%