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With this document, students learn how to calculate mentally. Mental calculation requires them to organize their knowledge in a different way from that used in written algorithms. They have to efficiently decompose numbers and visualize them with ingenuity. These essential leisurely activities, with clear results based on objectives, require commitment from students to meet the challenges offered after each match. Answers accompany each exercise.
Author : Françoise Pepin
Codes: Paper Document - 80630PDF Document - 80630PDF
ISBN Number: 978-2-89488-063-0
Number Of Pages: 58