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Category | Format | Size |
---|---|---|
People's Education Press Second Grade Mathematics Volume 2 | pptx | 6 MB |
Description
"The Meaning of Division" Division PPT courseware in the table
1. Create situations and elicit new knowledge
Hello students! I want to put 12 bamboo shoots equally on 4 plates, please help me divide them.
Please try to divide it into points and think about the questions:
(1) How can bamboo shoots be divided? (2) How many should be placed on each plate?
2. Learning the meaning of division
(1) Recognize the division sign and read the division formula
Can we use a formula to express the situation and results of dividing bamboo shoots just now?
(2) The origin of the division sign
In 1659, Swiss mathematician J. H. Rahn used "÷" to express division for the first time in his book "Algebra". "÷" separates two dots with a horizontal line, which means equal division.
(3) Understand the meaning of division equations
What does 12÷4 mean?
What does 12 mean?
What does 4 mean?
What does 3 mean?
(4) Deepen the understanding of the meaning of division during rewriting
Place 12 bamboo shoots evenly on 2 plates, ( ) on each plate.
Place 12 bamboo shoots evenly on 3 plates, ( ) on each plate.
Place 12 bamboo shoots evenly on 6 plates, with ( ) on each plate.
3. Practice to deepen your understanding of the meaning of division
(1) Basic exercises
1. Read out the following division formulas and explain their meaning.
2. Place 15 fishes equally on 5 plates, and put ( ) fish on each plate.
(2) Discrimination practice
4. Classwork
Homework: Exercise 3 on page 15, questions 1-3.
Keywords: Division within a table courseware, meaning of division courseware, New People's Education Press second grade mathematics PPT courseware, second grade mathematics slide courseware download, division within a table PPT courseware download, meaning of division PPT courseware download, .ppt format
For more information about the PPT courseware "Division in Tables and the Meaning of Division", please click the "Division in Tables ppt Meaning of Division" ppt tag.
File Info
Update Time: 2024-10-19
This template belongs to Mathematics courseware People's Education Press Second Grade Mathematics Volume 2 industry PPT template
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