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Download full textKlein, Mary F.; And Others – 1981
This report illustrates a network of procedures which can be used to solve problems involving the addition and subtraction of fractions. This network, which is based on a skills hierarchy, is used to classify seven levels of student competency. The determination of student competency depends upon the careful construction of error-diagnostic tests.…
Descriptors: Addition, Basic Skills, Competence, Computation
