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JavaScript JavaScript Basics (Retired) Creating Reusable Code with Functions Random Number Challenge

Feeback on code challegene before looking at the answer

function numberSelected (minNumber, maxNumber) {

var randomNumber = Math.floor(Math.random() * (maxNumber - minNumber)) + minNumber;

document.write('<h1>'+ randomNumber + '</h1>');


numberSelected(2,10); numberSelected(2,20); numberSelected(2,30);

1 Answer

Steven Parker
Steven Parker
229,982 Points

If you want to include the upper limit in the generated value range, you need to add 1 to the multiplier:

(maxNumber - minNumber + 1)