SUBSTRACTION OF TWO NO. #include<stdio.h> #include<conio.h> void main() { int a,b,c; clrscr(); printf("ENTER TWO NO FOR a & b\n"); scanf("%d%d",&a,&b); c=a-b; printf("ANSWER=%d",c); getch(); } **************************************************************************************************************** SUM OF TWO NO. #include< stdio.h > #include< conio.h > void main() { int a,b,c; clrscr (); printf ("ENTER TWO NO. FOR a &b\n"); scanf ("%d%d",&a,&b); c=a+b; printf ("answer=%d",c); getch (); }