78.7% is the change from 324 to 579
Calculation steps:
[( 579 - 324 ) ÷ 324] x 100 = 78.7%
Formula
Percentage change = [(579 - 324) / 324] x 100
Subtract the new number by the original number
579 - 324 = 255
255 ÷ 324 = 0.7870370370370371
0.7870370370370371 x 100 = 78.7%