169.69% is the change from 320 to 863
Calculation steps:
[( 863 - 320 ) ÷ 320] x 100 = 169.69%
Formula
Percentage change = [(863 - 320) / 320] x 100
Subtract the new number by the original number
863 - 320 = 543
543 ÷ 320 = 1.696875
1.696875 x 100 = 169.69%