435.42% is the change from 48 to 257
Calculation steps:
[( 257 - 48 ) ÷ 48] x 100 = 435.42%
Formula
Percentage change = [(257 - 48) / 48] x 100
Subtract the new number by the original number
257 - 48 = 209
209 ÷ 48 = 4.354166666666667
4.354166666666667 x 100 = 435.42%