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You need to know the difference between a range and an array in Excel

Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...
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How to Link Multiple Cells in Excel From Another Worksheet

When you link a cell in Excel to a cell from another worksheet, the cell that contains the link shows the same data as the cell from the other worksheet. The cell that contains the link is called a ...