47.86% is the change from 397 to 587
Calculation steps:
[( 587 - 397 ) ÷ 397] x 100 = 47.86%
Formula
Percentage change = [(587 - 397) / 397] x 100
Subtract the new number by the original number
587 - 397 = 190
190 ÷ 397 = 0.47858942065491183
0.47858942065491183 x 100 = 47.86%