Answer:
To add two numbers with the same sign (both positive or both negative): Add their absolute values and give the sum the same sign.
It would b 5 !!!!!!!!!!!!!!!!!!!!
to find the first places you have to look at the ones tens and hundreds so the first place is in the ones place
I hope this helps
You check if it is even and that the sum of the digits is divisible by 3. That's the divisibility rule of 6.