How to hide the results of formulas in excel if no values ​​​​have been entered yet?

Question

excel

How to leave empty values ​​of cells where there is not yet all the data for the formula? For example, in cell E114, the correct value will be when cell D114 is filled, and it will be filled, for example, tomorrow. How to not show the values ​​of these incorrect results until the values ​​are entered in the required cells for the calculation by the formula?

Answer 1

change the formula so that it checks the state of the cell and displays accordingly. result
for example: IF(D114="";"";D114-D109)