623.61% is the change from 72 to 521
Calculation steps:
[( 521 - 72 ) ÷ 72] x 100 = 623.61%
Formula
Percentage change = [(521 - 72) / 72] x 100
Subtract the new number by the original number
521 - 72 = 449
449 ÷ 72 = 6.236111111111111
6.236111111111111 x 100 = 623.61%