A set of guidelines adopted by 45 states this year may turn children into "little mathematicians" who don't know how to do actual math. A few weeks ago, I wrote an article for TheAtlantic.com ...
All the common core multiplication strategies for 3rd and 4th graders that have been enlisted above can be used for fourth grade as well, therefore we have not mentioned them again. They can be molded ...
A simple finger trick for the 11 times table is helping secondary school students aged 12 to 16 improve mental arithmetic ...
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