How to use SUM in Excel speak Khmer
This Excel tutorial in Khmer show how to use SUM formula step by step. SUM is used calculate total values in Excel.
SUM Formula
=SUM(Number1,[Number2],...)
=SUM(start_cell:end_cell)
◾ Number1: Required, value to calculate, (number1,...,number255)=SUM(start_cell:end_cell)
◾ start_cell: Required, start value to calculate.
◾ end_cell: Required, end value to calculate.

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