1365% is the change from 40 to 586
Calculation steps:
[( 586 - 40 ) ÷ 40] x 100 = 1365%
Formula
Percentage change = [(586 - 40) / 40] x 100
Subtract the new number by the original number
586 - 40 = 546
546 ÷ 40 = 13.65
13.65 x 100 = 1365%
Example