H. Recent versions of Excel allow for better collaboration _ insert comments on any cell or range of cells to add more context. You can open or close the comments so the worksheet doesnt get too cluttered.
Use Fill to take a cells contents and extend them in any direction for as many cells as you want. If the cell contains a value, Fill will simply copy the value over and over again. If it contains a formula, it will recalculate its relative position for each new cell. If the first cell equals A1+B1, then the next would equal A2+B2, and so on.
D. Formula Bar: The Formula Bar displays the information contained within a highlighted single cell or range of cells. If in cell A1 you entered “1” as a value, “1” will appear in the Formula Bar. Plain text that you enter in a cell will also appear in the Formula Bar.