1265% is the change from 40 to 546
Calculation steps:
[( 546 - 40 ) ÷ 40] x 100 = 1265%
Formula
Percentage change = [(546 - 40) / 40] x 100
Subtract the new number by the original number
546 - 40 = 506
506 ÷ 40 = 12.65
12.65 x 100 = 1265%
Example