| Subject | English | Irish |
| econ., transp. | actual cost calculation | ríomh an chostais iarbhír |
| environ. | calculation method No definition needed | modh áirimh |
| econ. | calculation of present value | lascainiú |
| econ. | calculation of present value | luachú laithreach |
| econ. | calculation of present value | ríomh an luacha láithrigh |
| econ. | calculation of present value | comhshó go luach láithreach |
| environ., mater.sc. | calculation of railway noise | ríomh torann iarnróid |
| environ., mater.sc. | calculation of road traffic noise | ríomh torann tráchta ar bhóithre |
| fin. | capital requirement calculation | ríomh an riachtanais chaipitil |
| econ., transp. | cost calculation | ríomh costas |
| econ., market. | cost price calculation | ríomh de réir costphraghais |
| comp., MS | custom calculation | ríomh saincheaptha (A method of summarizing values in the data area of a PivotTable report by using the values in other cells in the data area. Use the Show data as list on the PivotTable Field dialog for a data field to create custom calculations) |
| environ. | dispersion calculation The calculation of pollutant dispersion is based on the use of air dispersion models that mathematically simulate atmospheric conditions and behaviour. Dispersion models can provide concentration or deposition estimates and can be used to evaluate both existing and hypothetical emissions scenarios | áireamh easraithe |
| polit., law | error in calculation | earráid i ríomh |
| polit., law | error in calculation | botún ríomhaireachta |
| busin., labor.org. | European Convention on the Calculation of Time-limits | an Coinbhinsiún Eorpach um Ríomh Teorainneacha Ama |
| comp., MS | Excel Calculation Server | Freastalaí Áirimh Excel (The core component of the Excel Server that includes the full Excel calculation functionality. It loads and saves Excel workbooks, queries and refreshes external data, calculates workbooks, and provides the calculated results to the caller) |
| comp., MS | Excel Calculation Services | Seirbhísí Ríofa Excel (The main Excel Services component, which loads the spreadsheet and workbook, calculates the spreadsheets, updates external data, and maintains session state for interactivity) |
| law, social.sc. | pro rata calculation | cionroinnt |
| law, social.sc. | pro rata calculation | ríomh pro rata |
| IT, met. | typewriters other than typewriters incorporating calculation mechanisms | innill scríofa seiceanna |
| gen. | uniform methods of calculation | modh comhionann áirimh |
| gen. | uniform methods of calculation | modh comhionann ríomhaireachta |
| econ., transp. | unit cost calculation | ríomh de réir costas aonaid |
| econ., transp. | unit cost calculation | ríomh de réir costais aonaid |