How do I line up equations one below the other to show subtraction or addition?
You can also use tabs if that will help line up things
This is for more of a table look, but @Stephan V. cleaned up a table for me using the tab character ">".
This has no tabs
">"This will have one tab
This now has one tab
This has two
And so on...
The example of the table is in this question - hit edit to see the use of the tabs: