3000 Math Problems. 1st Grade. Example Chains. Counting to 20.
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The manual presents material that will help develop oral arithmetic skills on the basic topics of the first grade: "Counting within 5", "Counting within 10", "Counting within 10 with brackets", "Counting within 20", "Counting within 20 with brackets", as well as logical examples for practicing calculations in a convenient way.
How to understand whether the counting skill has been brought to automatism? 3-4 seconds are allocated for each sign of the action. If the child counts well, then the example 7-2 + 3-4-3 + 7-6 + 3 = will be solved in 20-25 seconds, and 30 seconds will be a good result. The correct setting of oral arithmetic classes in elementary school involves daily and short (5 - 10 minutes) exercises.
Sequential completion of the manual tasks will help students master the skills of oral arithmetic of all forms: fluent auditory counting (the teacher reads a chain of examples out loud, making short stops to count, and the student answers after a few seconds), visual counting (the chains of examples are written down, and the student either reports the answers orally or writes them down), combined counting (the teacher dictates chains of examples, and the student writes down the answers).
Systematic completion of these tasks develops logical and mathematical thinking, intelligence, strengthens memory and attention. At the discretion of the teacher, chains of examples can be used both for Olympiad work and advanced tasks, and for repetition and consolidation of the topic covered. For better assimilation of the material, it is recommended to solve ten examples a day.
The manual can be used in mathematics lessons and for independent work at home.
How to understand whether the counting skill has been brought to automatism? 3-4 seconds are allocated for each sign of the action. If the child counts well, then the example 7-2 + 3-4-3 + 7-6 + 3 = will be solved in 20-25 seconds, and 30 seconds will be a good result. The correct setting of oral arithmetic classes in elementary school involves daily and short (5 - 10 minutes) exercises.
Sequential completion of the manual tasks will help students master the skills of oral arithmetic of all forms: fluent auditory counting (the teacher reads a chain of examples out loud, making short stops to count, and the student answers after a few seconds), visual counting (the chains of examples are written down, and the student either reports the answers orally or writes them down), combined counting (the teacher dictates chains of examples, and the student writes down the answers).
Systematic completion of these tasks develops logical and mathematical thinking, intelligence, strengthens memory and attention. At the discretion of the teacher, chains of examples can be used both for Olympiad work and advanced tasks, and for repetition and consolidation of the topic covered. For better assimilation of the material, it is recommended to solve ten examples a day.
The manual can be used in mathematics lessons and for independent work at home.
See also:
- All books by the publisher
- All books by the author
- All books in the series 3000 examples for primary school