Excerpt from A Key to the Intellectual Arithmetic: Containing Answers and Solutions of the More Difficult Examples in That Work; For the Use of Teachers
As this work is intended for the use of teachers only, lan guage is sometimes used in the discussion of principles which young pupils might not understand, and occasionally more than one mode of analysis is given, leaving the teacher to select the one which will be most consistent with his own method of teaching.
Lessons LII. LXIII. Were prepared for the convenience of those teachers who wish to train their pupils to perform mental operations on large numbers. Others can omit any portion of these lessons if they choose to do so, as such a. Course would not mar the unity of the work.
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HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000. Codice articolo LX-9780332287744
Quantità: 15 disponibili