490.7% is the change from 43 to 254
Calculation steps:
[( 254 - 43 ) ÷ 43] x 100 = 490.7%
Formula
Percentage change = [(254 - 43) / 43] x 100
Subtract the new number by the original number
254 - 43 = 211
211 ÷ 43 = 4.906976744186046
4.906976744186046 x 100 = 490.7%