384.21% is the change from 57 to 276
Calculation steps:
[( 276 - 57 ) ÷ 57] x 100 = 384.21%
Formula
Percentage change = [(276 - 57) / 57] x 100
Subtract the new number by the original number
276 - 57 = 219
219 ÷ 57 = 3.8421052631578947
3.8421052631578947 x 100 = 384.21%