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Fiori, Carla; Zuccheri, Luciana – Educational Studies in Mathematics, 2005
Pupils' mistakes, if suitably analysed, may give useful suggestions for improving the teaching/learning process of mathematics. We present here the main issues of an investigation on a population of 732 Italian pupils (9--12 years old), addressed to determine the typology of errors in performing written subtraction. We compared our results with…
Descriptors: Foreign Countries, Subtraction, Error Patterns, Mathematics Instruction