How do i fix this output in C? : This is my code 
```   
#include <stdio.h>

int main() {
   float percentage;
   int sp;
   int bp;

   percentage = (sp-bp)/bp*100;

   scanf("%d %d", &sp, &bp );
   printf("%.2f%%", percentage);

   return 0;
}
```
Sample input :
```
150 85
```
Sample output :
```
76.47%
```
but my output is :
```
-100.00%
```
help me fix this, ty <3

im a newbie btw