45.61% is the change from 57 to 83
Calculation steps:
[( 83 - 57 ) ÷ 57] x 100 = 45.61%
Formula
Percentage change = [(83 - 57) / 57] x 100
Subtract the new number by the original number
83 - 57 = 26
26 ÷ 57 = 0.45614035087719296
0.45614035087719296 x 100 = 45.61%