diff --git a/Calculator/yash_pokharna/index.html b/Calculator/yash_pokharna/index.html
new file mode 100644
index 000000000..897d7c425
--- /dev/null
+++ b/Calculator/yash_pokharna/index.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Calculator</title>
+    <link rel="stylesheet" href="styles.css">
+</head>
+<body>
+    <div class="calculator">
+        <input type="text" id="display" readonly>
+        <div class="buttons">
+            <button onclick="clearDisplay()">C</button>
+            <button onclick="addOperator('/')">/</button>
+            <button onclick="addOperator('*')">*</button>
+            <button onclick="deleteLast()">DEL</button><br>
+            <button onclick="appendNumber('7')">7</button>
+            <button onclick="appendNumber('8')">8</button>
+            <button onclick="appendNumber('9')">9</button>
+            <button onclick="addOperator('-')">-</button><br>
+            <button onclick="appendNumber('4')">4</button>
+            <button onclick="appendNumber('5')">5</button>
+            <button onclick="appendNumber('6')">6</button>
+            <button onclick="addOperator('+')">+</button><br>
+            <button onclick="appendNumber('1')">1</button>
+            <button onclick="appendNumber('2')">2</button>
+            <button onclick="appendNumber('3')">3</button>
+            <button onclick="calculate()">=</button><br>
+            <button onclick="appendNumber('0')">0</button>
+            <button onclick="appendNumber('.')">.</button>
+        </div>
+    </div>
+    <script src="script.js"></script>
+</body>
+</html>
diff --git a/Calculator/yash_pokharna/script.js b/Calculator/yash_pokharna/script.js
new file mode 100644
index 000000000..a35f062c8
--- /dev/null
+++ b/Calculator/yash_pokharna/script.js
@@ -0,0 +1,38 @@
+let display = document.getElementById("display");
+
+function clearDisplay() {
+    display.value = "";
+}
+
+function deleteLast() {
+    display.value = display.value.slice(0, -1);
+}
+
+function appendNumber(number) {
+    if (number === '.' && display.value.includes('.') && !isNaN(display.value.slice(-1))) {
+        alert("Error: Multiple decimal points are not allowed.");
+        return;
+    }
+    display.value += number;
+}
+
+function addOperator(operator) {
+    const lastChar = display.value.slice(-1);
+    if (!display.value || isNaN(lastChar)) {
+        alert("Error: Cannot add consecutive operators.");
+        return;
+    }
+    display.value += operator;
+}
+
+function calculate() {
+    try {
+        if (display.value.includes("/0")) {
+            alert("Error: Division by zero is undefined.");
+            return;
+        }
+        display.value = eval(display.value);
+    } catch (error) {
+        alert("Error: Invalid operation.");
+    }
+}
diff --git a/Calculator/yash_pokharna/style.css b/Calculator/yash_pokharna/style.css
new file mode 100644
index 000000000..ff47df328
--- /dev/null
+++ b/Calculator/yash_pokharna/style.css
@@ -0,0 +1,52 @@
+body {
+    font-family: Arial, sans-serif;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+    margin: 0;
+    background-color: #f5f5f5;
+}
+
+.calculator {
+    background: #fff;
+    padding: 20px;
+    border-radius: 10px;
+    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
+}
+
+#display {
+    width: 100%;
+    height: 50px;
+    font-size: 18px;
+    margin-bottom: 10px;
+    text-align: right;
+    padding: 5px;
+    border: 1px solid #ccc;
+    border-radius: 5px;
+    background: #f9f9f9;
+}
+
+.buttons {
+    display: grid;
+    grid-template-columns: repeat(4, 1fr);
+    gap: 10px;
+}
+
+button {
+    height: 50px;
+    font-size: 18px;
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    background: #007BFF;
+    color: white;
+}
+
+button:hover {
+    background: #0056b3;
+}
+
+button:active {
+    background: #003f7f;
+}
