You may be able to claim your grandmother as a Qualifying Relative dependent if:
NOTE: You can’t claim a dependent if you are a dependent on someone else’s taxes
If you would like further details on the rules for claiming dependents, please click on the following link:
It is possible, yes. If your grandmother made less than $4050 of taxable income for the year, and you provided at least half of her support, you are allowed to claim her, even if she did not live with you.