what is the smallest no . that should be added to 27452 to make it exactly divisible by 9 ?
if a number is divisible by 9 , the sum of its digits must be a multiple of 9 . here , 2 + 7 + 4 + 5 + 2 = 20 , the next multiple of 9 is 27 . 7 must be added to 27452 to make it divisible by 9 e
add(subtract(9, reminder(27452, 9)), const_2)