10056 - 1 = 10055

Divide 10056/23 gives 437 as quotient 5 as remainder

As remainder came 23437 is less than 10056 .so next increase quotient 23438 is 10074. 10074-10056 is 18 .18 is that least no

10056÷23 gives 437 as quotient and 5 as remainder.

  Dividend-remainder= divisor× quotient so  10056-5=23×437 gives 10051.our question is least no  should be added to 10056 which is divisible by 23. Check next possibility 23×438 gives 10074. Now 10056+18= 10074.

Therefore 18 is the least number should be added to 10056 to get a number divisible by 23

251400.

-10056