Western Normal University Edition First Grade Mathematics Volume 1
Beijing Normal University Edition Seventh Grade Mathematics Volume 1
People's Education Press First Grade Mathematics Volume 1
People's Education Press Second Grade Mathematics Volume 1
Beijing Normal University Edition Seventh Grade Mathematics Volume 2
People's Education Press Third Grade Mathematics Volume 1
Beijing Normal University Edition Eighth Grade Mathematics Volume 1
Qingdao Edition Seventh Grade Mathematics Volume 1
Beijing Normal University Edition Fifth Grade Mathematics Volume 1
Hebei Education Edition Third Grade Mathematics Volume 1
Hebei Education Edition Seventh Grade Mathematics Volume 2
People's Education Press First Grade Mathematics Volume 2
People's Education High School Mathematics Edition B Compulsory Course 2
Qingdao Edition Seventh Grade Mathematics Volume 2
Beijing Normal University Edition Fifth Grade Mathematics Volume 2
Hebei Education Edition Fourth Grade Mathematics Volume 2
Category | Format | Size |
---|---|---|
Qingdao Edition Fourth Grade Mathematics Volume 2 | pptx | 6 MB |
Description
"Happy Farm" PPT courseware 5
Class goals:
1. In the process of solving problems, discover and understand the distributive law of multiplication through mathematical activities such as observation, conjecture, verification, induction, and reasoning. (emphasis)
2. Be able to flexibly use the distributive law of multiplication to perform simple calculations. (difficulty)
3. Enhance the awareness of using symbols to express mathematical rules and appreciate the simplicity and beauty of mathematics.
observe
(5+4)×6=5×6+4×6
(9+2)×6=9×6+2×6
(5+2)×6=5×6+2×6
(9+4)×6=9×6+4×6
guess
Does this rule hold true?
in conclusion
(a+b) × c=a × c+b × c
distributive law of multiplication
(a+b)×c=a×c+ b×c
(a-b) × c and a × c- b × c? ?
(a+b)×c=a×c+ b×c
(a+b+x+y+……)×c and a×c+ b×c+x ×c+……? ?
(a+b)×c=a×c+ b×c
(a+b)÷c and a÷c+b÷c? ?
Keywords: Happy Farm teaching courseware, Qingdao edition fourth grade mathematics volume PPT courseware download, fourth grade mathematics slide courseware download, Happy Farm PPT courseware download, .PPT format;
For more information about the "Happy Farm" PPT courseware, please click on the "Happy Farm ppt" tab.
"Happy Farm" PPT courseware 7:
"Happy Farm" PPT courseware 7
1. Situation introduction
There are 56 hollies, 72 willows, and 28 poplars.
How many saplings were purchased in total?
There are 80 roses, 88 peonies, and 112 camellias.
How many flower seedlings did you purchase in total?
Based on this information, you can...
"Happy Farm" PPT courseware 6:
"Happy Farm" PPT courseware 6
1. Situation introduction
Purchased 20 bags of flower soil, 25 bags per bag, 2 kilograms per bag.
How many kilograms of flower soil were purchased in total?
Purchased 10 bags of flower fertilizer, 8 bags per bag, 5 kilograms per bag.
How many kilograms of flower fertilizer were purchased in total? ..
"Happy Farm" PPT courseware 4:
"Happy Farm" PPT courseware 4
1. Situation introduction
Each bookshelf has 6 levels. There are an average of 125 books per floor.
There are 8 bookshelves.
How many books are there in this library?
What questions can you ask based on this information?
2. Cooperation and exploration...
File Info
Update Time: 2024-11-20
This template belongs to Mathematics courseware Qingdao Edition Fourth Grade Mathematics Volume 2 industry PPT template
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