CALC with no FORMS: EXAMPLE 1: Teacher Instructions

Simple Number input and an Output area. No styling (CSS or Bootstrap)

Using JavaScript - Front End Processing

The input type="number" defines a numeric input field.

the min and max attributes define and restrict incorrect dataentry - 'Preventing User Error

Lesson: Build a simple calculator ways(+, -, *, /)

Method 1. Basic FrontSide Processing: input from input types. Without using a Form

OutPut

This is one way to format output