Covering the key principles and concepts in the teaching and learning of mathematics in elementary schools, this text provides trainee and practicing teachers with a quick and easy reference to what they need to know for their course, and in the classroom. The entries are arranged alphabetically, and each contains a brief definition, followed by an explanation and discussion, practical examples, and annotated suggestions for further reading.

Informal Calculation Method

Informal calculation method


An informal calculation method is any way of doing a numerical calculation by written or mental methods, or a combination of these, without using a standard algorithm. A characteristic of a successful informal method is that the method chosen will often be determined by the actual numbers involved in ...

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