- A is smaller than B and A*B is a 2-digit number in which the second digit is two more than the first.
- One of the rows contains three consecutive digits, not necessarily in order.
- D+E = F
- E^2 = G
- H = 7
| A | B | C |
| D | E | F |
| G | H | I |
From Mensa Puzzle Calendar 2018 by Fraser Simpson, Workman Publishing, New York. Puzzle for December 11.
Solution (spoiler)
