81.86% is the change from 397 to 722
Calculation steps:
[( 722 - 397 ) ÷ 397] x 100 = 81.86%
Formula
Percentage change = [(722 - 397) / 397] x 100
Subtract the new number by the original number
722 - 397 = 325
325 ÷ 397 = 0.818639798488665
0.818639798488665 x 100 = 81.86%