Question

What is the last digit of the smallest positive integer whose digits add to 2019 ? I am still very confused

Answer 1

Answer:

2

Step-by-step explanation:

Answer 2

Answer:

3

Step-by-step explanation:

If you divide 2019 by 9, which is the largest 1-digit integer, then you get 224 with a remainder of 3. Therefore you have a 225-digit number including the 3. We put the 3 at the start to make the number smaller, therefore the last number would be 9.