137.5% is the change from 24 to 57
Calculation steps:
[( 57 - 24 ) ÷ 24] x 100 = 137.5%
Formula
Percentage change = [(57 - 24) / 24] x 100
Subtract the new number by the original number
57 - 24 = 33
33 ÷ 24 = 1.375
1.375 x 100 = 137.5%
Example