Activity

Nctm: Figure This: Combination Locks

Curated by ACT

If you're good with numbers, then here's a challenge just for you. See if you can figure out how many three number combinations you can make using numbers from 0 to 39. A probability challenge that explores number arrangements. Taken from the NCTM Math Challenges for Families series, this one page activity includes suggested applications of this skill in real-world situations.

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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)