If you were paying to gamble online and that $11K you mentioned is just how much you came out "ahead" then you do not subtract losses from winnings to determine whether to file a tax return. ALL of the winnings "count."
https://www.irs.gov/help/ita/how-do-i-claim-my-gambling-winnings-and-or-losses
Gambling winnings are taxable income. Losses are an itemized deduction. If you do not have enough itemized deductions to exceed your standard deduction, your losses will have no effect.
https://blog.turbotax.intuit.com/income-and-investments/how-are-gambling-winnings-taxed-8891/
https://ttlc.intuit.com/questions/1900352-can-i-deduct-my-gambling-losses
2020 Standard Deduction Amounts
Single $12,400 (+ $1650 65 or older)
Married Filing Separate $12,400 (+ $1300 if 65 or older)
Married Filing Jointly $24,800 (+ $1300 for each spouse 65 or older)
Head of Household $18,650 (+ $1650 for 65 or older)
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
