98.6% is the change from 501 to 995
Calculation steps:
[( 995 - 501 ) ÷ 501] x 100 = 98.6%
Formula
Percentage change = [(995 - 501) / 501] x 100
Subtract the new number by the original number
995 - 501 = 494
494 ÷ 501 = 0.9860279441117764
0.9860279441117764 x 100 = 98.6%