Maths Puzzle Examples and Walkthroughs
- 4s Challenge
- ALPHAMETIC
- ARITH-maze
- ARITHMAGON (addition)
- Can-U-Figure-It-Out
- CHINESE Multiplication
- CIRCLE-sums
- DARTS Challenge
- EGYPTIAN Arithmetic
- EQUATE+0,+1,+2 &+3
- EQUATE-sums
- EQUATE-takeaways
- EQUATE-times
- Fractions, Decimals & %'s Challenge
- MIND-Xpanders
- Petite CIRCLE-sums
- POLYGON Challenge
- PRIME NUMBERS Challenge
- RELATIONAL
- ROMAN Arithmetic
- SAFETY Code
- Scientific-Engineering Notations
- SQUARE-sums
- SQUARE-up
- STAR-sums
- SUM-IT
- SUM-IT '4-sided' Pyramid
- X-sums
u-can-do
SUM-IT Maths Puzzles
by G R Burgin
The number in each brick in the pyramid is the sum of the numbers in the two lower supporting bricks. We’ve filled in a few bricks for you. Find the number that should go in the very top brick?
For the solution, point the mouse here.
Contact: mathspuzzles@gordonburgin.com
© G R Burgin 2009