JavaScript Program to multiply of Two Numbers

In this tutorial, we will discuss the title of the JavaScript Program to multiply of Two Numbers

In this topic, we are going to learn how to write a program to multiply of two numbers in the JavaScript programming language

Multiplication of two numbers

JavaScript Program to multiply of Two Numbers — Multiply two numbers

JavaScript program for multiplying two numbers

Program 1

Here, We use the multiplication(*) operator to find the product of the given two numbers.

The program calculates the product of the two numbers 7 and 5 , and the output is displayed here.

// JavaScript program to multiplication of two numbers

const f_Num=7;
//declare and initaiize variable for first num
const l_Num=5;
//declare and initaiize variable for second num

//calculate multiplication of given two numbers
const mul=f_Num*l_Num;

//display the multiplication of two numbers
console.log('The multiplication of '+f_Num+' and '+l_Num+' is: '+mul);

When the above code is executed, it produces the following result

The multiplication of 7 and 5 is: 35

JavaScript program for multiplying of two numbers using HTML

Program 2

Here, We use the multiplication(-) operator to find the product of two numbers. The program calculates the product of two numbers 32 and 20 then the output is displayed here using HTML

<html>
<head>
<title>multiplication of two numbers</title>
<script>
var firstNum=32;
var lastNum=20;//Decare and initiaize variabes
var mul=firstNum*lastNum;//Calculate multiplication of given numbers 
document.write("Multiplication of "+firstNum+" and "+lastNum+" is: "+mul);
//print result on the screen
</script>
</head>
<body>

</body>
</html>

When the above code is executed, it produces the following result

Multiplication of 32 and 20 is: 640

JavaScript program for multiplying of two numbers using function

Program 3

The program asks the user to enter two numbers using the form , then the result of the multiplication of two numbers is displayed when the user clicks the “multiply” button.

<html>
<head>
<title>Multiplication of two numbers</title>
<script>
function mul()//function to multiplication
{
var f_Num,l_Num,dif;
f_Num=Number(document.getElementById("first").value);
l_Num=Number(document.getElementById("second").value);
multiply=f_Num*l_Num;
document.getElementById("ans").innerHTML="Multiply:"+multiply;
}
</script>
</head>
<body>
<p>Enter the first Number:<input type="text" id="first"></p>
<p>Enter the second Number:<input type="text" id="second"></p>
<button onclick="mul();">Multiply</button>
<p id="ans"></p>
</body>
</html>

When the above code is executed, it produces the following result