평단가 계산기

<div class="stock-calculator">
    <input type="number" id="price" placeholder="주식 가격">
    <input type="number" id="quantity" placeholder="주식 수량">
    <button onclick="calculateAverage()">계산하기</button>
    <div id="result"></div>
</div>

<script>
    function calculateAverage() {
        var price = document.getElementById('price').value;
        var quantity = document.getElementById('quantity').value;

        var average = price * quantity;
        document.getElementById('result').innerHTML = "평단가: " + average;
    }
</script>

평단가 계산기