84.21% is the change from 57 to 105
Calculation steps:
[( 105 - 57 ) ÷ 57] x 100 = 84.21%
Formula
Percentage change = [(105 - 57) / 57] x 100
Subtract the new number by the original number
105 - 57 = 48
48 ÷ 57 = 0.8421052631578947
0.8421052631578947 x 100 = 84.21%