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Re: math puzzle
Posted:
Jan 5, 2013 10:31 AM
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Not consecutive integers but much more recent than 1432 in terms of having four distinct digits.
Sent from my iPad
On Jan 5, 2013, at 10:28 AM, Lidia Gonzalez <euclid6675@aol.com> wrote:
> 1987.
>
> Sent from my iPad
>
> On Jan 5, 2013, at 10:12 AM, Evan Romer <evanromer@gmail.com> wrote:
>
>> A long, long time. 1432?
>>
>> On Jan 4, 2013, at 9:08AM, Kathleen Ingalls wrote:
>>
>>> And they are consecutive integers! When was the last time that happened?
>>>
>>> On Jan 3, 2013, at 10:06 PM, Evan Romer wrote:
>>>
>>>> A simple math puzzle:
>>>>
>>>> This year, 2013, all the digits of the year are different. When was the last time we had a year like this?
>>>>
>>>> (It's been a while. For our students -- and even for some teachers -- this is the first year in their lifetimes that a year has had all digits different.)
>>>>
>>>> Evan Romer
>>>> Susquehanna Valley HS
>>>> Conklin NY
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