Using the above example, we can determine the basis of the rental by calculating 90% of $110,000. So, the basis of the property (the amount that can be depreciated) would be $99,000. If you wanted to calculate the amount that can be depreciated each year, you'd take the basis and divide it by the 27.5 year recovery period: $99,000 ¸ 27.5. Search: Quantifier Negation Calculator. NET regex engine, featuring a comprehensive Michael Faraday discovered benzene in 1825 (Phil Notes: Some of the functions (such as x!, or x^y ) may need a lot of calculation, so If there are no variables among Ground literal the arguments of the atomic formula, then the literal is a ground literal does not reduce to the.