1460% is the change from 40 to 624
Calculation steps:
[( 624 - 40 ) ÷ 40] x 100 = 1460%
Formula
Percentage change = [(624 - 40) / 40] x 100
Subtract the new number by the original number
624 - 40 = 584
584 ÷ 40 = 14.6
14.6 x 100 = 1460%
Example