almath
Android Expert
so I guess this is about 1990?
so they are about 50% done.... and have 39 yrs more to go...
so it took them about 39 yrs to get this far?
so they started before 1960s... before home computers and windows and internet?

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so I guess this is about 1990?
so they are about 50% done.... and have 39 yrs more to go...
so it took them about 39 yrs to get this far?
so they started before 1960s... before home computers and windows and internet?
^^^ Throw in Jack Bauer and you have the triumvirate.
Oh look.. More Common Core Math representations!