These two links helped me with performing math functions to round and generate random numbers: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/round https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/random
Class 7 code review helped me get the basic structure of this lab. https://github.com/codefellows/seattle-201d45/blob/master/class-07-oop-constructors-tables/code-review/lab-06/app.js
Class 8 code review helped with adding table totals: https://github.com/codefellows/seattle-201d45/blob/master/class-08-forms-events/demo/app.js
Css input validation: https://developer.mozilla.org/en-US/docs/Learn/HTML/Forms/Form_validation
Table styling: https://www.w3schools.com/css/css_table.asp