Coin Counting
by Dan Meyer
14
skips
skips
86
questions
questions
Act One
- 1.
Write a wrong answer for both questions.
- 2.
Write your best guess for both questions.
Act Two
- Teacher noteHere's the plan. Release a single piece of information, then ask them to figure out possible solutions. Then release the next piece of information. Ask them to figure out possible solutions.
This may involve a lot of guessing and checking.
If so, you should feel free to step in and show them how mathematicians solve similar problems quickly, with no guess-and-checking at all.
Fact #1: The cash is worth $62.00.
Fact #2: There are 1,400 coins.
Act Three
- VideoAnswer
Sequel
show 86 more questions
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How big is the container and how many different types are contained?
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Was this made with sheets of stamped out quarter sheets from the US Mint?
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