Not thoroughly tested

=SUMPRODUCT(--(A1:A3="A"),B1:B3+C1:C3)


"MA" wrote:

Hi experts,

I need to sum multiple columns in a range which meets a criteria in one of
the columns of the range.

For example
C1 C2 C3
R1 A 10 10
R2 B 4 5
R3 A 2 1

I need to sum columns C2&C3 if value in column C1 is equal to A. In this
case the result should be 23.

thanks