92.5% is the change from 320 to 616
Calculation steps:
[( 616 - 320 ) ÷ 320] x 100 = 92.5%
Formula
Percentage change = [(616 - 320) / 320] x 100
Subtract the new number by the original number
616 - 320 = 296
296 ÷ 320 = 0.925
0.925 x 100 = 92.5%
Example