Roslyn has attended:
Excel Introduction course
Excel Intermediate course
Worksheets
How does one open a new worksheet, while keep another open, and work on both at once?
RE: Worksheets
First open a new file - FILE > NEW
Resize the excel worksheet window (the second row of buttons on the top right of the screen. Click on the middle button. This will show you both the old and new windows.
Now choose WINDOW, ARRANGE, HORIZONTAL. This will position the two windows next to one another.