Puzzle Detail
Math Worksheets Math Brain Teasers — Set 10
| 6/ | 24x | 6- | 5= | 9 | 2- | |||
| 5- | 2/4 | 6= | 15x | 5- | ||||
| 3- | 9= | 4x | 2= | |||||
| 9=9 | 5- | 7 | 96x | |||||
| 12+ | 11+ | 9+ | 9= | 120x | ||||
| 27x | 5 | 6= | 48x | |||||
| 1- | 15+ | 17+ | 20x | 6= | ||||
| 48x | 5= | 672x | 3/ | 7x | ||||
| 72x | 20x | 1 |
Show solution
| 1 | 6 | 3 | 2 | 8 | 5 | 9 | 7 | 4 |
| 7 | 2 | 8 | 4 | 6 | 1 | 5 | 3 | 9 |
| 5 | 8 | 7 | 6 | 3 | 9 | 4 | 1 | 2 |
| 3 | 4 | 6 | 9 | 2 | 7 | 1 | 8 | 5 |
| 4 | 7 | 5 | 3 | 1 | 2 | 6 | 9 | 8 |
| 2 | 1 | 9 | 7 | 5 | 6 | 8 | 4 | 3 |
| 9 | 3 | 1 | 8 | 7 | 4 | 2 | 5 | 6 |
| 6 | 5 | 4 | 1 | 9 | 8 | 3 | 2 | 7 |
| 8 | 9 | 2 | 5 | 4 | 3 | 7 | 6 | 1 |
Solver Notes
Our math brain teasers use the mathdoku puzzle format to challenge arithmetic reasoning and logical deduction simultaneously.
Are mathdoku puzzles good brain teasers?
Yes — mathdoku requires you to combine arithmetic calculation with logical elimination, engaging both analytical and numerical thinking.
Who are math brain teasers suitable for?
They suit ages 8 and up — students, adults, and anyone who enjoys keeping their mental math sharp.
Are solutions included?
Yes — every brain teaser puzzle comes with a complete solution.