ms word table rows calculation

Dadadede

How can i add the value of within row in the table ?
i try to type =sum<LEFT>,but the left hand side data didn't add up
plz answer my question~~~

基維蝦

你要入去insert -> Function something -> Formula 再打=SUM(LEFT)先得

因為唔同excel 一按先enter就自動run,word要手動run

Dadadede

thank you very much