Oral multiplication in tables. Mathematics textbook for 5th-6th grades
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The book discusses non -standard techniques of oral multiplication. Having mastered these techniques, you can verbally and quickly change the multi-digit numbers, for example, 985 by 998 or 1016 by 995. The book is interesting, accessible and useful to students 5-6 or even 3-6 grades.
3rd edition
3rd edition
Author:
Author:Skamykalova E . V.
Cover:
Cover:Soft
Category:
- Category:Arts & Photography
ISBN:
ISBN:978-5-7704-0290-2
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