1. Login to K1 server as admin.
2. Navigate to Reporting | Reports section.
3. Create a new report using wizard.
4. Fill in all the required details under all the steps (1-4). Make sure, at least one numeric field is selected.
5. On step 5, add some filters on different column (having different data types : string , numeric , date/time , null/blank values )
6. Check the operators listed for each type in operator drop-down.
Less than '<' and Greater than '>' operators listed twice in the operator drop-down for numeric fields in Filters section of Reporting>Reports.