Challenge 10: Pandigital Puzzles
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Challenge 10, Part 1:

Challenge 10, Part 2:

Challenge 10, Part 3:

• Download the handout for Challenge 10.
• Watch the video responses.
• Explore the follow-up challenges.
• Share your ideas in the comments section.

 

Video Responses

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Follow-up Challenges

• Suppose we eliminate the digit 0 and instead use only the digits 1 through 9. Build an addition problem (using each digit exactly once) in which two three-digit numbers add up to a third three-digit number. How many solutions can you find?