38.38% is the change from 641 to 887
Calculation steps:
[( 887 - 641 ) ÷ 641] x 100 = 38.38%
Formula
Percentage change = [(887 - 641) / 641] x 100
Subtract the new number by the original number
887 - 641 = 246
246 ÷ 641 = 0.3837753510140406
0.3837753510140406 x 100 = 38.38%