Answer :
The four digits I'll be using are 0, 1, 2, and 3, obviously.
Now, I'll make the two smallest two digit numbers I can.
That would be 10 and 23. (or 20 and 13, either way)
Add both of them:
10 + 23
Answer would be 33, when using four different digits.
Now, I'll make the two smallest two digit numbers I can.
That would be 10 and 23. (or 20 and 13, either way)
Add both of them:
10 + 23
Answer would be 33, when using four different digits.