75.57% is the change from 397 to 697
Calculation steps:
[( 697 - 397 ) ÷ 397] x 100 = 75.57%
Formula
Percentage change = [(697 - 397) / 397] x 100
Subtract the new number by the original number
697 - 397 = 300
300 ÷ 397 = 0.7556675062972292
0.7556675062972292 x 100 = 75.57%