The Assistant Professor: Which Way Is Minus? (1992)

Genres - Children's/Family, Education  |   Sub-Genres - Children's Educational, Physical Sciences  |   Run Time - 15 min.  |   Countries - USA  |  
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Part of the "Assistant Professor" series, this is a mathematics instructional video which answers questions which have mystified math students from the beginning of time - "Why is a negative multiplied by a negative a positive?" and "How can you have something that is less than nothing?"

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Keywords

educational-television, problem-solving, addition [math], arithmetic, mathematics, multiplication, numbers, subtraction