373.68% is the change from 57 to 270
Calculation steps:
[( 270 - 57 ) ÷ 57] x 100 = 373.68%
Formula
Percentage change = [(270 - 57) / 57] x 100
Subtract the new number by the original number
270 - 57 = 213
213 ÷ 57 = 3.736842105263158
3.736842105263158 x 100 = 373.68%