Harsh
2
Hello @HosseinVossoughi,
Thank You for posting your query onto the Forum.
In order to calculate the total just create one more measure. Below is the formula provided for the reference -
Measure - Total =
SUMX(
SUMMARIZE(
Sales ,
Sales[Year] ) ,
[Measure] )

I’m also providing the link below pertaining to the topic “How To Fix Incorrect Totals”.
Hoping you find this useful and meets your requirements that you’ve been looking for. 
Thanks and Warm Regards,
Harsh
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