76.56% is the change from 320 to 565
Calculation steps:
[( 565 - 320 ) ÷ 320] x 100 = 76.56%
Formula
Percentage change = [(565 - 320) / 320] x 100
Subtract the new number by the original number
565 - 320 = 245
245 ÷ 320 = 0.765625
0.765625 x 100 = 76.56%