??????????? yu wanna get sum, then divide bi 16 ???????
integers tween 99 & 800
???? duit inklude 99 & 800???
sum av all integers INKLUDING 99 & 800=315,549
yu hav 702 numbers
averaej=(start+end)/2=(99+800)/2=899/2=449.5
sum=n*averaej=702*449.5=315,549
then divide bi 16, yu get19721.8125
#### if yu want numbers tween, thats 100 thru 799
n=700 numbers, averaej=449.5, sum=314,650