75.94% is the change from 320 to 563
Calculation steps:
[( 563 - 320 ) ÷ 320] x 100 = 75.94%
Formula
Percentage change = [(563 - 320) / 320] x 100
Subtract the new number by the original number
563 - 320 = 243
243 ÷ 320 = 0.759375
0.759375 x 100 = 75.94%