29.97% is the change from 397 to 516
Calculation steps:
[( 516 - 397 ) ÷ 397] x 100 = 29.97%
Formula
Percentage change = [(516 - 397) / 397] x 100
Subtract the new number by the original number
516 - 397 = 119
119 ÷ 397 = 0.29974811083123426
0.29974811083123426 x 100 = 29.97%