how do I do subtractions in excel

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  • Start date Start date
=A1-B1

=B1-12

=17-11

??

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HTH

Bob

(there's no email, no snail mail, but somewhere should be gmail in my addy)
 
Your question makes me wonder if you have been lead astray by the SUM
function.
While =SUM(A1,B1) will indeed add the two values, it is better to use =A1+B1
SUM is best used fro ranges as in =SUM(A1:A100) which is easier to use than
=A1+A2+A3......+A99+A100
best wishes
 
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