B. These are print options. You can change the margin for printing, whether you want a vertical or horizontal print alignment, which cells in your sheet you want to print, where youd like page breaks, and whether it has a background (to place your company name, for example). You can also start giving each page a heading using the Print Titles button, and the order to print each section.
H. Miscellaneous Tools: Starting at the top left, theres AutoSum, which allows you to select a swath of cells and place the sum in the cell located right below or directly to the right of the last selected data point. You can use the drop_down to change the function to calculate the average, display the maximum, minimum, or the count of numbers selected.
C. These tools are for inserting elements from other Microsoft products, like Bing Maps, pre_built information cards about People (from Microsoft accounts only), and add_ins from their store.
A. Basic App Functions: From left to right along this top green banner youll find icons to: reopen the Create a Workbook page; save your work; undo the last action performed and display which actions were recorded; redo a step thats been undone; select which tools appear below.