May 2026
Problem of the Month

Cross Math Puzzle

Place each digit from 1 through 9 in the empty squares of the grid so that the three rows across and the three rows down form correct arithmetic statements.   All calculations (which involve only positive integers) should be performed using the correct order of operations.   Parentheses have been provided where needed.

Solution to the Problem:

Correctly solved by:

1. Dr. Hari Kishan	D.N. College, Meerut, Uttar Pradesh, India
2. Ivy Joseph	Pune, Maharashtra, India
3. Colin (Yowie) Bowey	Beechworth, Victoria, Australia
4. Ryleigh Regan	Central High School, Grand Junction, Colorado, USA
5. Davit Banana	Istanbul, Turkey
6. Dani-jo Ward	Central High School, Grand Junction, Colorado, USA
7. Raygan Ball	Central High School, Grand Junction, Colorado, USA
8. Autumn Jaeger	Central High School, Grand Junction, Colorado, USA
9. William Rodriguez	Central High School, Grand Junction, Colorado, USA
10. Leo Gutierrez	Central High School, Grand Junction, Colorado, USA
11. Courtney Spillman	Central High School, Grand Junction, Colorado, USA
12. Marely Lopez Serna	Central High School, Grand Junction, Colorado, USA
13. Eva Hull	Central High School, Grand Junction, Colorado, USA
14. Yatzil Fregoso	Central High School, Grand Junction, Colorado, USA
15. Sawyer Pidcock	Central High School, Grand Junction, Colorado, USA
16. Kelly Stubblefield	Mobile, Alabama, USA

Send any comments or questions to: David Pleacher