Excel 2013 & 365 In Pictures

14 Click cell B4.

In the Formula Bar is the formula that expresses this:

='Numbers Per-Frog'!E8*Sales!A4

Note the sheets are listed before the cell coordinates.

15 On the Revenue sheet, type:

Net Revenue

in cell A5.

16 In cell B5, create a formula that multiplies the profit-per-frog...

...by the number of frogs sold in January.