understand that the area of a rectangle is the result of a multiplication partition (break apart) a number using your understanding of place value recall times-tables up to 9 x 9 and multiply by ...

The easiest way to do this is by multiplying numbers in a single cell using a simple formula. For example, if you type "=2*6" into a cell and press Enter on the keyboard, you should see the cell ...

Although not required for basic addition, Excel has the SUM function, which can simplify adding large ranges ... If you need ...