<p>A typical arithmetic operation takes two numbers and produces a new number.</p>

<p id="demo"></p>

<p id="val"></p>

<p id="zee"></p>

<p id="que"></p>

<p id="inc"></p>

<p id="dec"></p>

<p id="prec"></p>

<p id="precbrac"></p>

<script>

var x = 100 + 50;

var a = 20;

var b = 30;

var c = a + b;

var z = (100 + 50) * c;

var Q = c % a;

var num = 5;

num++;

var sum = num;

var number = 20;

number--;

var value = number;

document.getElementById("dec").innerHTML = "The decrement value" + " " + value;

document.getElementById("inc").innerHTML = "The increment value" + " " + sum;

document.getElementById("demo").innerHTML = x;

document.getElementById("val").innerHTML = c;

document.getElementById("que").innerHTML = "The modulus operator" + Q;

document.getElementById("zee").innerHTML = z;

document.getElementById("prec").innerHTML = "Multiplication has the higher precedence over addition" + (100 + 50 * 3);

document.getElementById("precbrac").innerHTML = "Brackets has higher precedence" + (100 + 50) * 3;

</script>