117.81% is the change from 320 to 697
Calculation steps:
[( 697 - 320 ) ÷ 320] x 100 = 117.81%
Formula
Percentage change = [(697 - 320) / 320] x 100
Subtract the new number by the original number
697 - 320 = 377
377 ÷ 320 = 1.178125
1.178125 x 100 = 117.81%
Example