x 7 x ____________ x x) x x x x x x 7 7 ---------- x 7 x x 7 x --------- x x x x -----In this skeletal division problem:
- Each of the x's denote a digit from 0 to 9, whether same or different.
- None of the x's denote the digit 7
- None of the numbers can contain a leading zero.