#include<stdio.h>

void main()
{
        int number1,number2,number3;
        float average;
        int sum=0;
        for(number3=1;number3<=7;number3++)
        {
                printf("Enter the number:");
                if(scanf("%d",&number1)==1)
                {
                sum=sum+number1;
                average=sum/number3;
                printf(" The sum :%d\t The average:%f\n",sum, average);
                }
                else
                {
                        printf("Error,Enter the correct number.");
                }

        }
        printf("\nThe aggregate average is:%6.2f",average);
}

=========================================OUTPUT====================================



Enter the number:23
 The sum :23     The average:23.000000
Enter the number:45
 The sum :68     The average:34.000000
Enter the number:76
 The sum :144    The average:48.000000
Enter the number:34
 The sum :178    The average:44.000000
Enter the number:29
 The sum :207    The average:41.000000
Enter the number:30
 The sum :237    The average:39.000000
Enter the number:966
 The sum :1203   The average:171.000000

The aggregate average is:171.00