Procedure:
Step 1 – Open a new blank worksheet in LibreOffice Calc.
Step 2 – Enter the following details in the respective cells.

Step 3 – Enter the formula = SUM (B2: D2) in cell E2 to get the total sales. Copy the formula to the last employee.
Step 4 – Enter the formula = IF (E2 >= 12000, E2 * 10%, IF (E2 >= 10000, E2*8%, IF(E2 >= 8000, E2 * 5%,0)))
Copy the formula to the last employee.
Output:
Anu |
0 |
Binu |
880 |
Manu |
435 |
Vinu |
1410 |
Sinu |
840 |
Tinu |
470 |