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- TI nspire cx cas calculator tutorial 0
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2015 Puzzle
Using 2, 0, 1, 5, and any combination of math symbols/operations/functions, write equations that compute to every number between 1 and 25...
Two examples of 0 are given.
***NOTE: Each number (2, 0, 1, and 5) must be used exactly once!
Mathplane Solutions
1-25 solutions
(Time: 6:34)Now try the challenge below!
***Challenge: Write equations that compute numbers 26 - 50
26 - 50 Worksheet
26 - 50 Solutions
(Time: 32 minutes)
Topics and Hints
This annual puzzle is a variation of the "Four 4's Challenge"
It can utilize common operations and functions:
- addition / subtraction
- multiplication / division
- square roots / exponents
Or, other math symbols:
- factorials
- integer functions
- decimals
How fast can you complete the list?
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Download Free 2015 math puzzle .pdf file
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