Calculation

Code Example

<script>
 let y = Number(prompt("Enter a number:", 2));
 let x = Number(prompt("Enter another number", 12));
 let operator = prompt("Enter an operator (+, -, *, or /)");

 if(operator == "+") {
   let z =  x + y;
   alert("The answer is:" + z);
   document.getElementById('data').innerHTML = "The answer is: " + z;
 }

 else if(operator == "-") {
   let z = x - y;
   alert("The answer is:" + z);
   document.getElementById('data').innerHTML = "The answer is: " + z;
 }

 else if(operator == "*") {
   let z = x * y;
   alert("The answer is:" + z);
   document.getElementById('data').innerHTML = "The answer is: " + z;
 }

 else if(operator == "/") {
   let z = x / y;
   alert("The answer is:" + z);
   document.getElementById('data').innerHTML = "The answer is: " + z;
 }
</script>