How do i file if i am married and i worked half the year and started a small buiness as a sole proprietor that same year

The best product you can use to accurately report your business income and other tax items would be to user Turbo Tax Self Employed: https://turbotax.intuit.com/personal-taxes/online/#.

The program will help you report your income, business expenses, and other deductions/credits you might be eligible for, and help you determine how to file with your spouse.