Grandma's Game: Learning to add and subtract positive and negative numbers - Rivera, Luz M.
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Operations with integers can be a pitfall for many mathematics students from sixth grade on to the college level. This story presents adding and subtracting positive and negative numbers in a way that students can easily manipulate in a concrete manner to visualize the answer. This model could contribute to getting better grades in prealgebra through upper courses.

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Produktbeschreibung
Operations with integers can be a pitfall for many mathematics students from sixth grade on to the college level. This story presents adding and subtracting positive and negative numbers in a way that students can easily manipulate in a concrete manner to visualize the answer. This model could contribute to getting better grades in prealgebra through upper courses.