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Adding first three and last three entries in rows of data
I have multiple rows of data where I want to add the first three entries in
each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data -- Rich |
Adding first three and last three entries in rows of data
=SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1)))=SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B 1:L1)),{1,2,3})-1)))
which is an array formula, it should be committed with Ctrl-Shift-Enter, not just Enter. Excel will automatically enclose the formula in braces (curly brackets), do not try to do this manually. When editing the formula, it must again be array-entered. -- --- HTH Bob (there's no email, no snail mail, but somewhere should be gmail in my addy) "Rich" wrote in message ... I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data -- Rich |
Adding first three and last three entries in rows of data
Thanks Bob
If I have data on row 1 columns A-L I presume I should paste this formula into cell M1? If so i get result TRUE or FALSE. I actually need two values in two cells, one for the sum of the first three entres and one for the last three. -- Rich "Bob Phillips" wrote: =SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1)))=SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B 1:L1)),{1,2,3})-1))) which is an array formula, it should be committed with Ctrl-Shift-Enter, not just Enter. Excel will automatically enclose the formula in braces (curly brackets), do not try to do this manually. When editing the formula, it must again be array-entered. -- --- HTH Bob (there's no email, no snail mail, but somewhere should be gmail in my addy) "Rich" wrote in message ... I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data -- Rich |
Adding first three and last three entries in rows of data
I think Bob meant:
=SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1))) =SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1))) but need extra test: =IF(COUNT(A2:K2)=6,SUM(N(OFFSET(A2,0,SMALL(IF(A2: K2<"",COLUMN(A2:K2)),{1,2,3})-1))),"") =IF(COUNT(A2:K2)=6,SUM(N(OFFSET(A2,0,LARGE(IF(A2: K2<"",COLUMN(A2:K2)),{1,2,3})-1))),"") HTH "Rich" wrote: Thanks Bob If I have data on row 1 columns A-L I presume I should paste this formula into cell M1? If so i get result TRUE or FALSE. I actually need two values in two cells, one for the sum of the first three entres and one for the last three. -- Rich "Bob Phillips" wrote: =SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1)))=SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B 1:L1)),{1,2,3})-1))) which is an array formula, it should be committed with Ctrl-Shift-Enter, not just Enter. Excel will automatically enclose the formula in braces (curly brackets), do not try to do this manually. When editing the formula, it must again be array-entered. -- --- HTH Bob (there's no email, no snail mail, but somewhere should be gmail in my addy) "Rich" wrote in message ... I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data -- Rich |
Adding first three and last three entries in rows of data
Toppers
Yes that works, thanks -- Rich "Toppers" wrote: I think Bob meant: =SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1))) =SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1))) but need extra test: =IF(COUNT(A2:K2)=6,SUM(N(OFFSET(A2,0,SMALL(IF(A2: K2<"",COLUMN(A2:K2)),{1,2,3})-1))),"") =IF(COUNT(A2:K2)=6,SUM(N(OFFSET(A2,0,LARGE(IF(A2: K2<"",COLUMN(A2:K2)),{1,2,3})-1))),"") HTH "Rich" wrote: Thanks Bob If I have data on row 1 columns A-L I presume I should paste this formula into cell M1? If so i get result TRUE or FALSE. I actually need two values in two cells, one for the sum of the first three entres and one for the last three. -- Rich "Bob Phillips" wrote: =SUM(N(OFFSET(A1,0,SMALL(IF(B1:L1<"",COLUMN(B1:L1 )),{1,2,3})-1)))=SUM(N(OFFSET(A1,0,LARGE(IF(B1:L1<"",COLUMN(B 1:L1)),{1,2,3})-1))) which is an array formula, it should be committed with Ctrl-Shift-Enter, not just Enter. Excel will automatically enclose the formula in braces (curly brackets), do not try to do this manually. When editing the formula, it must again be array-entered. -- --- HTH Bob (there's no email, no snail mail, but somewhere should be gmail in my addy) "Rich" wrote in message ... I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data -- Rich |
Adding first three and last three entries in rows of data
Here's another way, without using the volatile function OFFSET...
For the first three... =IF(COUNT(A2:K2)=6,SUM(A2:INDEX(A2:K2,SMALL(IF(A2 :K2<"",COLUMN(A2:K2)-C OLUMN(A2)+1),3))),"Invalid") For the last three... =IF(COUNT(A2:K2)=6,SUM(INDEX(A2:K2,LARGE(IF(A2:K2 <"",COLUMN(A2:K2)-COLU MN(A2)+1),3)):K2),"Invalid") Note that these functions need to be confirmed with CONTROL+SHIFT+ENTER, not just ENTER. Hope this helps! In article , Rich wrote: I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data |
Adding first three and last three entries in rows of data
Thanks
That works as well Regards -- Rich "Domenic" wrote: Here's another way, without using the volatile function OFFSET... For the first three... =IF(COUNT(A2:K2)=6,SUM(A2:INDEX(A2:K2,SMALL(IF(A2 :K2<"",COLUMN(A2:K2)-C OLUMN(A2)+1),3))),"Invalid") For the last three... =IF(COUNT(A2:K2)=6,SUM(INDEX(A2:K2,LARGE(IF(A2:K2 <"",COLUMN(A2:K2)-COLU MN(A2)+1),3)):K2),"Invalid") Note that these functions need to be confirmed with CONTROL+SHIFT+ENTER, not just ENTER. Hope this helps! In article , Rich wrote: I have multiple rows of data where I want to add the first three entries in each row and compare the total to the last three entries in the row. However some of the rows have blank fields so some rows will have differently spaced first and last three entries. If there are less than six entries then the row is invalid Here is an example A B C D E F G H I J K 1 5 6 8 4 2 5 7 8 3 1 2 1st 3 = 19, last 3 = 6 2 - 3 4 2 - 4 4 - 8 9 3 1st 3 = 9, last 3 = 20 3 4 - - 8 7 - 5 6 - 2 - 1st 3= 19, last 3 = 13 4 - 1 2 4 - - - 7 2 - - invalid So I need a couple of fomulas that add the frist three and last three of any list of data |
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