1325% is the change from 40 to 570
Calculation steps:
[( 570 - 40 ) ÷ 40] x 100 = 1325%
Formula
Percentage change = [(570 - 40) / 40] x 100
Subtract the new number by the original number
570 - 40 = 530
530 ÷ 40 = 13.25
13.25 x 100 = 1325%
Example