How to Find the Average of the marks of a student in C language

#include <stdio.h>
#include <stdlib.h>

  main()
  {  int m1,m2,m3,m4,m5,sum;
        float avg;
        printf("Enter Subject 1 Marks : ");
        scanf("%d",&m1);
        printf("Enter Subject 2 Marks : ");
        scanf("%d",&m2);
        printf("Enter Subject 3 Marks : ");
        scanf("%d",&m3);
        printf("Enter Subject 4 Marks : ");
        scanf("%d",&m4);
        printf("Enter Subject 5 Marks : ");
        scanf("%d",&m5);
        sum = m1+m2+m3+m4+m5;
        avg = sum/5;
        printf("THE AVERAGE IS  %f",avg);
       }

output:

Enter Subject 1 Marks : 95

Enter Subject 2 Marks : 98

Enter Subject 3 Marks : 93

Enter Subject 4 Marks : 96

Enter Subject 5 Marks : 92

THE AVERAGE IS  94.000000