|You mean apostrophe... A comma looks like this ,|
If the Cell is formatted as text, then the numbers will display properly. If the cell is formatted as "General," which is the default, you will need to enter an apostrophe in order for the zero to show.
"So won’t you give this man his wings
What a shame
To have to beg you to see
We’re not all the same
What a shame" - Shinedown