calculate simple interest

#include<stdio.h>
int main()
{
      float principle, time, rate, SI;
      scanf("%f", &principle);
      scanf("%f", &time);
      scanf("%f", &rate);
      SI = (principle * time * rate) / 100;
      printf("Simple Interest = %f", SI);
    return 0;
}

Input:

5000

2

2.5

Output:

Simple Interest = 250.000000