Check it out, over at Let's Play Math.
I like 39 because it's part of the first fraction that can be simplified, but isn't obvious ... 39/52.
Denise gave us these puzzles:
For the 'tricky' one, it may help to know that decimals are allowed (so you can use things like .4). I can't imagine how the 'really tough' one is possible.
Next month's Math Teachers at Play blog carnival, Number 40, will be here on July 15.
I like 39 because it's part of the first fraction that can be simplified, but isn't obvious ... 39/52.
Denise gave us these puzzles:
- Easy: Can you make 39 with four 3s?
- Tricky: Can you make 39 with four 4s?
- Really tough: Can you make 39 with this year�s digits, keeping the numbers in order (2, 0, 1, 1)?
For the 'tricky' one, it may help to know that decimals are allowed (so you can use things like .4). I can't imagine how the 'really tough' one is possible.
Next month's Math Teachers at Play blog carnival, Number 40, will be here on July 15.
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