< href="https://www.w3schools.com/jsref/prop_html_innerhtml.asp">good refrence to input putput
javascript inner html value by riley
example input output code
let myIno1 = document.get elementbyId('mynum01').value
document.getelementbyId('mydiv01').innerhtml=myIn01+'squared='+ myIn01*myIn01
example working code
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