73.55% is the change from 397 to 689
Calculation steps:
[( 689 - 397 ) ÷ 397] x 100 = 73.55%
Formula
Percentage change = [(689 - 397) / 397] x 100
Subtract the new number by the original number
689 - 397 = 292
292 ÷ 397 = 0.7355163727959698
0.7355163727959698 x 100 = 73.55%