Step 1: Recall formula.
\[
\text{Gross Profit} = \text{Net Sales} - \text{Cost of Goods Sold (COGS)}
\]
Step 2: Explanation.
- Gross profit measures the profitability from core trading activities before deducting administrative, selling, and financial expenses.
- Operating profit = Gross profit – Operating expenses.
- Net profit = Operating profit – Interest – Taxes.
Step 3: Conclude.
Thus, sales less cost of goods sold is called Gross Profit.
Final Answer:
\[
\boxed{\text{Gross profit}}
\]