Here is one Crossnumber puzzle. In addition to the regular rules, both the clues and the grid use a number system of base greater than ten, with being some digit greater than 9. No addresses are given for the clues, nor are they listed in order; all multidigit numbers in the grid, and multidigit numbers only, are clued.

Not a multiple of 5.

Not a multiple of 6.

Not a multiple of 7.

397 + 3974.

9 – 77.

68 8.

+ 888.

52 53.

16 19.

14 17.

[Solution on page 2]