I have a problem with writing a script to sum the number inputs of my table

[F4RR3LL]

I am very new to java script and i have a table that for the life of me i cannot get to sum. Can anyone help me?

[F4RR3LL]

<table id="myTable">
<tr>
    <th>Activity</th>
    <th>Sun</th>
    <th>Mon</th>
    <th>Tues</th>
    <th>Wed</th>
    <th>Thur</th>
    <th>Fri</th>
    <th>Sat</th>
    <th>Total</th>
  </tr>
<tr>
  <td>
<select>
  <option>Job Description</option>
  <option>Programing</option>
  <option>Analysis</option>
  <option>Techicnal Writing</option>
  <option>Other</option>
  </select>
</td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input type="number" value="0" min="1" max="10"></td>
<td align="center" width="5%"><input align="center" type="number" name="total" min="0" max="99999999"></td>
</tr> 
</table>
<button onclick="addRow()">Add Job Description  +</button>
<br>
<br>
<br>
<br>
<br>
<br>
 
<button onclick="myFunction()">Submit</button>
 
<script>
function addRow() {
    var table = document.getElementById("myTable");
    var row = table.insertRow();
    var cell1 = row.insertCell(0);
    var element1 = document.createElement("Select");
    var option1 = document.createElement("option");
    option1.value="1";
    option1.innerHTML="Job Description";
    element1.appendChild(option1);
    var option2 = document.createElement("option");
    option2.value="2";
    option2.innerHTML="Programming";               
    element1.appendChild(option2);
    var option3 = document.createElement("option");
    option3.value="3";
    option3.innerHTML="Analysis";               
    element1.appendChild(option3);
    var option4 = document.createElement("option");
    option4.value="4";
    option4.innerHTML="Technical Writing";               
    element1.appendChild(option4);
    var option5 = document.createElement("option");
    option5.value="5";
    option5.innerHTML="Other";               
    element1.appendChild(option5);
cell1.appendChild(element1);   
    var cell2 = row.insertCell(1);
    var cell3 = row.insertCell(2);
    var cell4 = row.insertCell(3);
    var cell5 = row.insertCell(4);
var cell6 = row.insertCell(5);
var cell7 = row.insertCell(6);
var cell8 = row.insertCell(7);
var cell9 = row.insertCell(8);
 
 
    cell2.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell3.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell4.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell5.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell6.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell7.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell8.innerHTML = "<div align=\"center\"><input type=\"number\" value=\"0\" min=\"1\" max=\"10\"></div>";
    cell9.innerHTML = "<div align=\"center\"><input type=\"number\" name=\"total\" min=\"0\" max=\"99999999\"></div>";
}
</script>