ERIC Number: EJ088426
Record Type: CIJE
Publication Date: 1973
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Sally's Subtractions
Knights, George
Mathematics Teaching, 64, 10-14, Sep 73
Different methods of subtracting are described; the equal additions and the decomposition methods are discussed in detail. (DT)
Descriptors: Algorithms, Elementary School Mathematics, Instruction, Mathematics Education, Subtraction
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