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Re: math puzzle
Posted:
Jan 6, 2013 1:27 PM
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Glad there are people out there with appreciation for the fun factoids. I think there were people who thought I was nuts when I took a moment in a workshop on 12-12-12 to just stop and have everyone observe it.
On Jan 5, 2013, at 8:36 PM, "Kathleen Ingalls" <kingalls@hancock.net<mailto:kingalls@hancock.net>> wrote:
Very clever!!
On Jan 5, 2013, at 1:44 PM, TKENYON@crcs.wnyric.org<mailto:TKENYON@crcs.wnyric.org> wrote:
1920. Two consecutive integers.
On Jan 5, 2013, at 10:13 AM, "Evan Romer" <evanromer@gmail.com<mailto: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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