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-   -   Totaling DATEDIF SUMS (https://www.excelbanter.com/excel-worksheet-functions/187905-totaling-datedif-sums.html)

kathi

Totaling DATEDIF SUMS
 
I have two (A&B) columns with dates in each
I them have (C) with the formula =DATEDIF(A6,B6,"y") & " years, " &
DATEDIF(A6,B6,"ym") & " months, " & DATEDIF(A6,B6,"md") & " days"
I need to total column (C)
OR
I have also revised it so that (C) is =B1-A1 resulting in a number string
and then formatting the cell to read yy " years, " mm " months, " dd " days"
but I still can't get a total of all these years...............

daddylonglegs

Totaling DATEDIF SUMS
 
Hello kathi,

using =B1-A1 and formatting as yy " years, " mm " months, " dd " days" won't
give you the correct result, e.g. if B1-A1 =40 days that will (incorrectly)
give a result of 2 months and 9 days.

I'd stick with DATEDIF, then for a sum, assuming you have dates in rows 1 to
10, try

=DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"y")&" years,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"ym")&" months,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"md") & " days"



"kathi" wrote:

I have two (A&B) columns with dates in each
I them have (C) with the formula =DATEDIF(A6,B6,"y") & " years, " &
DATEDIF(A6,B6,"ym") & " months, " & DATEDIF(A6,B6,"md") & " days"
I need to total column (C)
OR
I have also revised it so that (C) is =B1-A1 resulting in a number string
and then formatting the cell to read yy " years, " mm " months, " dd " days"
but I still can't get a total of all these years...............


Rick Rothstein \(MVP - VB\)[_474_]

Totaling DATEDIF SUMS
 
And the OP should be made aware that DATEDIF has a minor problem when the
start date is the end of January and the end date is the first of March. For
example, using the OP's formula...

=DATEDIF(A6,B6,"y") & " years, " & DATEDIF(A6,B6,"ym") &
" months, " & DATEDIF(A6,B6,"md") & " days"

she should try these combinations...

A6: 1/31/2007 or 1/30/2007
B6: 3/1/2007

or

A6: 1/31/2008
B6: 3/31/2008

Rick


"daddylonglegs" wrote in message
...
Hello kathi,

using =B1-A1 and formatting as yy " years, " mm " months, " dd " days"
won't
give you the correct result, e.g. if B1-A1 =40 days that will
(incorrectly)
give a result of 2 months and 9 days.

I'd stick with DATEDIF, then for a sum, assuming you have dates in rows 1
to
10, try

=DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"y")&" years,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"ym")&" months,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"md") & " days"



"kathi" wrote:

I have two (A&B) columns with dates in each
I them have (C) with the formula =DATEDIF(A6,B6,"y") & " years, " &
DATEDIF(A6,B6,"ym") & " months, " & DATEDIF(A6,B6,"md") & " days"
I need to total column (C)
OR
I have also revised it so that (C) is =B1-A1 resulting in a number
string
and then formatting the cell to read yy " years, " mm " months, " dd "
days"
but I still can't get a total of all these years...............



Pete_UK

Totaling DATEDIF SUMS
 
If you put the three DATEDIF functions in separate columns, one for
year, month and day (without the text labels), then you will find it
easier to total them, with appropriate carry forwards.

If you use =B1-A1 in C1 this will give you the number of days
difference, so you can total these easily and then split into years,
months and days. You might like to keep column C like this (you can
hide the column) and then format column D to give the display how you
have it now in C.

Hope this helps.

Pete

On May 17, 6:13*pm, kathi wrote:
I have two (A&B) columns with dates in each
I them have (C) with the formula =DATEDIF(A6,B6,"y") & " years, " &
DATEDIF(A6,B6,"ym") & " months, " & DATEDIF(A6,B6,"md") & " days"
I need to total column (C)
OR
I have also revised it so that (C) is =B1-A1 * resulting in a number string
and then formatting the cell to read yy " years, " mm " months, " dd " days"
but I still can't get a total of all these years...............



daddylonglegs

Totaling DATEDIF SUMS
 
That's a very good point, Rick.

This formula will give you very similar results to the 3xDATEDIF formula,
but without any negative numbers

=YEAR(B1)-YEAR(A1)-(TEXT(B1,"mmdd")< TEXT(A1,"mmdd"))&" years
"&MOD(MONTH(B1)-MONTH(A1)-(DAY(B1)< DAY(A1)),12)&" months
"&B1-MIN(DATE(YEAR(B1),MONTH(B1)-(DAY(B1)< DAY(A1))+{1,0},DAY(A1)*{0,1}))&"
days"

"Rick Rothstein (MVP - VB)" wrote:

And the OP should be made aware that DATEDIF has a minor problem when the
start date is the end of January and the end date is the first of March. For
example, using the OP's formula...

=DATEDIF(A6,B6,"y") & " years, " & DATEDIF(A6,B6,"ym") &
" months, " & DATEDIF(A6,B6,"md") & " days"

she should try these combinations...

A6: 1/31/2007 or 1/30/2007
B6: 3/1/2007

or

A6: 1/31/2008
B6: 3/31/2008

Rick


"daddylonglegs" wrote in message
...
Hello kathi,

using =B1-A1 and formatting as yy " years, " mm " months, " dd " days"
won't
give you the correct result, e.g. if B1-A1 =40 days that will
(incorrectly)
give a result of 2 months and 9 days.

I'd stick with DATEDIF, then for a sum, assuming you have dates in rows 1
to
10, try

=DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"y")&" years,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"ym")&" months,
"&DATEDIF(0,SUM(B1:B10)-SUM(A1:A10),"md") & " days"



"kathi" wrote:

I have two (A&B) columns with dates in each
I them have (C) with the formula =DATEDIF(A6,B6,"y") & " years, " &
DATEDIF(A6,B6,"ym") & " months, " & DATEDIF(A6,B6,"md") & " days"
I need to total column (C)
OR
I have also revised it so that (C) is =B1-A1 resulting in a number
string
and then formatting the cell to read yy " years, " mm " months, " dd "
days"
but I still can't get a total of all these years...............





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