Generally, you can deduct on Schedule A (Form 1040) only the amount of your medical and dental expenses that is more than 10% of your AGI. But if either you or your spouse was born before January 2, 1950, you can deduct the amount of your medical and dental expenses that is more than 7.5% of your AGI.
What to look for. Boolean operators form the basis of mathematical sets and database logic. 1  They connect your seach words together to either narrow or broaden your set of results. 2  The three basic boolean operators are: AND, OR, and NOT.
Be aware of the logical order in which words are connected when using Boolean operators: 1  Databases usually recognize AND as the primary operator, and will connect concepts with AND together first. 2  If you use a combination of AND and OR operators in a search, enclose the words to be ORed together in parentheses.