My digits are 8, 0 and 3. My tens place is the digit that represents nothing. My ones place is the greatest (biggest) digit. My hundred place is five less my ones place digit. What number am I?

308

Step-by-step explanation:

Tens place would be in the middle and zero represents nothing.

Ones place is at the end and 8 is the biggest

Hundreds place is at the beginning and 3 is five less than 8.

8+10

step-by-step explanation:

you multiply 4 by 2 and 5 by 2