No. XXXIX.—ARITHMETIC BY ANAGRAM
Form a short sentence with the letters above the line in this diagram:—
| D | U | |
| E | H | |
| E | D | |
| A | P | |
| S | T | |
| D | E | A |
Number the letters consecutively 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, and then work a sum in addition, substituting these numbers for the letter with which they correspond.