how many integers between 324,700 and 436,600 have tens digit 1 and units digit 3 ?
"the integers are : 324,713 324,813 etc . . . 436,513 the number of integers is 4366 - 3247 = 1119 the answer is d ."
subtract(436,600, add(add(multiply(const_2, const_100), multiply(add(const_3, const_4), const_10)), const_2))