excel worksheet problem 2

[rocket]

example: ( to day) ( to date) (total )
1 2 3
now if the next entry to ( to day) is 3 & entry to (to date) is 4 the answer
in (total should be 10. 3+3+4 please advise with a working formula.

 

[muddan madhu]

Col A Col B Col C
to day to date total
1 2 3
3 4 10

in cell C3 put this formula
=SUM(A3:B3,C2) and drag it as required