12/19/2016

Java Program For Calculate Percentage of 5 Subjects

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Logic:- First we will ask the user for the total number of the subject after that we will enter marks of all those subjects. Now we will calculate a percentage of marks and print student marks, percentage, and Grade of Student. Percentage formula is given Below. 

Percentage of Marks = (all subject marks sum) / Total Subject *100.

Explanation:- For this problem, I am taking 5 subjects. Now the first user has to enter a number of the subject of a student after that enter all subject marks and store the marks in an array. Now next step to add or find a sum of all subjects marks entered by the user and apply the formula and print the output calculated by the formula given.


System.out.print("Enter The 5 Subject Marks : ");

for(i=0; i<5; i++)
{
marks[i] = sc.nextInt();
sum = sum + marks[i];
}


System.out.print("\nStudent Percentage is = " +per+ "%\n\n");

Example:- Now take an example and check the output step by step. let's take 5 subjects in a semester and we have to calculate percentage out of total number 5 * 100 = 600.

Enter number of subjects: 5

Enter The Marks: 78 65 56 89 90

Percentage of a student: 75.6


See Also:- C++ Program For Calculate Percentage of 5 Subjects

Java Program For Calculate Percentage of 5 Subjects



import java.util.Scanner;
/* Program By Ghanendra Yadav
    Visit http://www.programmingwithbasics.com/
*/
public class percentage
{
    public static void main(String args[])
    {
        int marks[] = new int[5];
        int i;
        float per,sum=0;

        Scanner sc = new Scanner(System.in);
 
        System.out.print("Enter The 5 Subject Marks : ");
        for(i=0; i<5 100="" i="" is=" +per+ " marks="" n="" nstudent="" per="(sum/500)" percentage="" pre="" sc.nextint="" sum="sum" system.out.print="">

See Also:- C Program For Calculate Percentage of 5 Subjects

Output:-

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