by Ramón Rubio Silvestre, Enrique Rubio Polo · RUBIO · tapa blanda · ISBN 9788485109524
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«Operaciones Rubio 2» is the math workbook by Ramón Rubio Silvestre and Enrique Rubio Polo, published by RUBIO in paperback, with 20 pages in Spanish.
Exercise workbook focused on subtraction without borrowing, with activities combining calculation and problems to strengthen mathematical reasoning. The workbook presents situations such as Marta knocking down 3 of 10 pins, and proposes practice until mastering the operation. It is reinforcement material designed for the classroom or home.
Second workbook in the RUBIO Operations and Problems collection, within El arte de aprender. Updated and improved 2018 edition, A5 format.
Recommended for children aged 6 to 7 who are starting to subtract in the early grades of elementary school.
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