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Category | Format | Size |
---|---|---|
People's Education Press first grade mathematics volume 2 | pptx | 6 MB |
Description
"Solve problems by subtracting the same numbers" Addition and subtraction within 100 PPT courseware
1. Review old knowledge
Grandpa bought 15 peaches and I ate 6.
I also ate 6 of them.
Based on the words of the two children, what do you know and what questions can you ask?
2. Explore new knowledge
28 oranges, 9 in a bag, how many bags can be filled?
Please come and help the teacher get some points!
Children, did you divide it correctly? Can you check it yourself?
You can also use addition checks. There are 27 oranges in the 3 bags, plus the remaining 1, which is exactly 28 oranges.
3. Application of knowledge
What information do you know? What problem do you want us to solve?
What information do you need to know to solve this problem?
4. Assign homework
Homework: "Do it" on page 78. Exercise 18 on page 79, question 3.
Keywords: Courseware for addition and subtraction within 100, courseware for solving problems by subtracting the same number, PPT courseware for the second volume of the first-grade mathematics of the New People’s Education Press, downloadable courseware for first-grade mathematics slides, downloading PPT courseware for addition and subtraction within 100 , use subtracting the same numbers to solve problems PPT courseware download, .ppt format
For more information about the PPT courseware "Addition and subtraction within 100, solve problems by subtracting the same number", please click the Addition and subtraction within 100 ppt, solve problems by subtracting the same number ppt tag.
File Info
Update Time: 2024-11-22
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