Understand the floating point arithmetic operations Program in C

/*Write a Program to understand the floating point arithmetic operations */
#include<stdio.h>
int main(void)
{
	float a=12.4,b=3.8;
	printf("Sum=%.2f\n",a+b);
	printf("Difference=%.2f\n",a-b);
	printf("Product=%.2f\n",a*b);
	printf("a/b=%.2f\n",a/b);
	return 0;
}