C Programming Code Examples C > Mathematics Code Examples Averaging ten numbers - storing the numbers the hard way Averaging ten numbers - storing the numbers the hard way #include <stdio.h> void main() { int number0 = 9, number1 = 18, number2 = 27, number3 = 36, number4 = 45; int number5 = 54, number6 = 63, number7 = 72, number8 = 81, number9 = 90; long sum = 0L; /* Sum of the numbers */ float average = 0.0f; /* Average of the numbers */ sum = number0 + number1+ number2 + number3 + number4+ number5 + number6 + number7 + number8 + number9; average = (float)sum/10.0f; printf("Average of the ten numbers entered is: %f", average); }