Javascript prompt and alert inputting a number and it will loop and you will input numbers to get the average of it

Question

I have below javascript code with loop but I can\'t get the average of it. I\'m not sure what\'s wrong with my code. It\'s like the first prompt you will input a number and it w

Answer 1

Try below code to get the average of the entered number.

numGrades = prompt("Enter number of grades to be entered: ");

//number of grades to be entered LOOP 
for (index = 1; index <= numGrades; index++) {
  numberGrades = prompt("Enter Grade " + index);
}

//Calculation
gradePointAverage = numberGrades / numGrades;
document.write("Your GPA is " + gradePointAverage );