78.19% is the change from 321 to 572
Calculation steps:
[( 572 - 321 ) ÷ 321] x 100 = 78.19%
Formula
Percentage change = [(572 - 321) / 321] x 100
Subtract the new number by the original number
572 - 321 = 251
251 ÷ 321 = 0.7819314641744548
0.7819314641744548 x 100 = 78.19%