Average of two numbers

#include<iostream.h>
using namespace std;
int main()
{
float number1,number2,sum,average;
cout<<"Enter two numbes;";
cin>>number1;
cin>>number2;
sum=number1+number2;
average=sum/2;
cout<<"sum="<<sum<<"\n";
cout<<"average="<<average<<"\n";
return 0;
}

Output:
Enter two numbers: 6.5 7.5
sum=14
average=7