For an SOP expression in standard form, a 1 is placed on the K-map for each product term in the expression.

Usually, when working with SOP expressions, the 0s are left off the map.

**Steps:**

- Determine the binary value of each product term in the standard SOP expression.
- Place a 1 on the k-map in the cell having the same value as the product term.

**Example:**

## Mapping a Non-standard SOP expression: