Download the PPT courseware "Subtraction" for the first-grade mathematics volume 1 to 5 of the 2012 New People's Education Press edition;

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People's Education Press first grade mathematics	pptx	6 MB

Download the PPT courseware "Subtraction" for the first-grade mathematics volume 1 to 5 of the 2012 New People's Education Press edition;

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Upload Time: 2024-11-21

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Description

Download the PPT courseware "Subtraction" for the first-grade mathematics volume 1 to 5 of the 2012 New People's Education Press edition;

PPT courseware content:

Understanding and addition and subtraction from 1 to 5 - subtraction;

1. Review old knowledge

What is the number in □?

2. Explore new knowledge

(1) Perceive the meaning of “subtraction”

1. Look carefully. How many balloons are left? what are you thinking?

2. Can you use a small round piece to illustrate the process just now?

3. To remove something, use "-" to express it. Can you try using gestures to express it?

4. Recognize the subtraction equation and explain what each part of the equation means?

(2) Understand the meaning of “subtraction”

Look at the picture and explain what the expression means.

3-2=1

5-1=4

1. How many little squirrels are eating pine cones? what are you thinking?

2. Can you use a subtraction equation to express the meaning of this picture?

3. How did you calculate 5-3=2?

3. Consolidate and improve

What does the "dashed circle" mean?

1. Apply and fill.

2. Please express the meaning of the above equation in your own way.

4. Assign homework

Homework: Page 27, do questions 1 and 2.

After completing the exercises, students evaluate each other.

This courseware vividly and interestingly displays the understanding of 1-5 and the teaching content of addition and subtraction "Subtraction" through pictures. It is a very good primary school mathematics teaching courseware.

Keywords: Subtraction courseware, 1-5 understanding and addition and subtraction courseware, New People's Education Edition first-grade mathematics PPT courseware, first-grade mathematics slide courseware download, subtraction PPT courseware download, 1-5 understanding and addition and subtraction PPT courseware download, .ppt format

For more information about the PPT courseware "1-5 Understanding and Addition and Subtraction", please click on the 1-5 Understanding and Addition and Subtraction ppt Addition and Subtraction ppt tag.

File Info

Update Time: 2024-11-21

This template belongs to Mathematics courseware People's Education Press first grade mathematics industry PPT template

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1-5 understanding and addition and subtraction ppt Addition and subtraction ppt

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Download the PPT courseware "Subtraction" for the first-grade mathematics volume 1 to 5 of the 2012 New People's Education Press edition;