I need to know about how much i will receive in ncome taxes PLEASE!

I am 66 years old and filing single head of household.i worked all of last year and made 34,065.66 and my w2 say's 1,401.40 was withheld in federal in come taxes. i also received social security in the amount of 10,098.00. i plan on claiming five dependant's my 26 year old daughter, my ten year old granddaughte, my five yer old grandson, my two year old granddaughter, my 3 month old grandson. i do not know if it is necessary to know this but social security tax withheld 2,273.90 and medicare tax withheld 531.78 can you tell me about how much i should receive back? i also live in the state of oklahoma.

-jasmineguard