Tricky Nines
https://www.youtube.com/watch?v=_8qBuanzy-0
Activity, Problem, Puzzle, Publisher, Curiosity Show, Video, YouTube
Of all the numerals, 9 seems to be the trickiest. But how can six 9s make 100? Deane shows two solutions to the problem.
6 November 2017 Edit: 6 November 2017
- Topics:
- Number, Fractions, Operations
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