In Album: Bryan Keener's Timeline Photos
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Linda
Why not take 5 dim 8 and add it to 5 and Gary 10? That would be wrong.
Martin Thompson
This is how I do math in my head and have done all my life.
But it can't be taught to everyone and making it part of the course is distracting and detrimental.
Whatever happened to the
Number Line?
DseL
The question says adding 8+5...not taking anything away. Is this really what they teach these days?