C Programming Code Examples C > Mathematics Code Examples C Program to calculate sum of 5 subjects and find percentage C Program to calculate sum of 5 subjects and find percentage #include<stdio.h> int main() { int n1, n2, n3, s4, n5, sum, total = 100; float per; printf("\nEnter marks of 5 subjects : "); scanf("%d %d %d %d %d", &n1, &n2, &n3, &n4, &n5); sum = n1 + n2 + n3 + n4 + n5; printf("\nSum : %d", sum); per = (sum * 100) / total; printf("\nPercentage : %f", per); return (0); }