I am tired because I was working/worked

[Banglardon]

Which tense is correct in the following sentence?

- I am tired because I was working/worked for 10 hours in the garden yesterday.

 

[emsr2d2]

They're both possible.

 

[GoesStation]

Banglardon, please note that I have changed your thread title. Titles should be unique and relevant to the thread, and should include some/all of the words/phrases/sentences you are asking us about

 

[Tdol]

Was working may place more emphasis on your work.

 

[Tarheel]

Perhaps:

I am tired because I worked in the garden for three hours yesterday.