C++ program to calculate average and percentage

C++ program to calculate average and percentage

In this article, we will learn the C++ program to calculate average and percentage. Users enter the total number of subjects and their marks. The program displays its average and percentage.

Program: Calculate the average and percentage of student grade

//C++ program to calculate average and percentage
#include<iostream>
using namespace std;

int main()
{
        int mark[20], i, number;
        float sum=0, pct, avg;
        cout<<"Enter total number of subjects: ";
         cin>>number;
        for(i=0; i<number; i++)
        {
            cout<<"\nEnter mark for subject "<<i+1<<": ";
                cin>>mark[i];
                sum=sum+mark[i];
        }

        avg=sum/number;
        pct=(sum/(100*number))*100;
        cout<<"\nAverage Marks of all "<<number<<" Subjects: "<<avg<<"\n";
        cout<<"Percentage in all "<<number<<" Subjects: "<<pct<<"%\n";

        return 0;
}

Output

cpp program to calculate average and percentage

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