By | 02.11.2016

# Find Sum and Average of two numbers

Write a C program to find Sum and Average of two numbers. Here’s simple program to find Sum and Average of two numbers in C Programming Language.

Below is the source code for C program to find Sum and Average of two numbers which is successfully compiled and run on Windows System to produce desired output as shown below :

### SOURCE CODE : :

```/*  C program to find Sum and Average of two numbers  */

#include <stdio.h>

int main()
{
int a,b,sum;
float avg;

printf("Enter first number :");
scanf("%d",&a);
printf("\nEnter second number :");
scanf("%d",&b);

sum=a+b;
avg= (float)(a+b)/2;

printf("\nSum of %d and %d is = %d\n",a,b,sum);
printf("\nAverage of %d and %d is = %f\n",a,b,avg);

return 0;
}```

### OUTPUT : :

```Enter first number :23

Enter second number :45

Sum of 23 and 45 is = 68

Average of 23 and 45 is = 34.000000```

Above is the source code for C program to find Average and  Sum of two numbers which is successfully compiled and run on Windows System.The Output of the program is shown above .

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