Each graded cell is highlighted in yellow. Ente

Each correct formula will begin with $=,+,$ or$.-$ After completing the FIFO tab, proceed to the LIFO tab.

The basic mathematical operators are $+{?}_{-}-{?}^{**}$ and $/$ Addition: To add the values in cells $A1$ and $B4,$ the formula is $=A1+B4$

Subtraction: To subtract the value in cell B$4$ from the value in cell A$1,$ the formula is $=$A$1-$B$4$

Each cell requires a formula, and you will not earn credit for entering a number or text. For example, even if you know that a layer of inventory has been completely used, you can't enter a $0.$ You must enter a formula to show

the purchase, minus the units sold.

RESULTIS ZERO.

REQUIRED: Determine the cost assigned to

$**$SEE FULL IMAGE FOR EVERYTHING$**$