Question

17 what least number must be added to 1056, so that the sum is completely divisible by 23 ?

Answer 1

Find what is the remainder:

1056 ÷ 23 = 45 remainder 21

Find the number needed to make the number divisible by 23:

23 - 21 = 2

Answer: We need to add 2 to the number to make it divisible by 23