74.45% is the change from 321 to 560
Calculation steps:
[( 560 - 321 ) ÷ 321] x 100 = 74.45%
Formula
Percentage change = [(560 - 321) / 321] x 100
Subtract the new number by the original number
560 - 321 = 239
239 ÷ 321 = 0.7445482866043613
0.7445482866043613 x 100 = 74.45%