which no . need to add to 859622 to get a number exactly divisible by 456 ?
"dividend = quotient * divisor + reminder 859622 / 456 gives quotient = 1885 and reminder = 62 . so , the next number divisible by 456 is 456 places infront of 456 * 1885 which means 456 – 62 = 394 should be added to 859622 . e"
subtract(859622, reminder(859622, 456))