"The Definition of Addition and Subtraction and the Relationship between Each Part" Four Arithmetic Operations PPT Courseware

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"The Definition of Addition and Subtraction and the Relationship between Each Part" Four Arithmetic Operations PPT Courseware

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"The Definition of Addition and Subtraction and the Relationship between Each Part" Four Arithmetic Operations PPT Courseware

1. Create situations and ask questions

How many kilometers is the railway from Xining to Lhasa?

How many kilometers is the railway from Grelim to Lhasa?

How many kilometers is the railway from Xining to Grimm?

2. Independent exploration, adding and subtracting definitions

Addition: The operation of combining two numbers into one number is called addition.

Subtraction: The operation of finding the sum of two numbers and one of the addends is called subtraction.

3. Group communication and clarifying relationships

According to 2468 + 575 = 3043, directly write the result of the following calculation without calculation.

3043-2468=( )

3043-575=( )

4. Consolidate application, expand and improve.

1. Basic exercises.

(1) What method should be used to calculate the following questions? Why?

(2) Based on the relationship between the parts of addition and subtraction, write the other two calculations.

2. Comprehensive exercises.

Keywords: Four Arithmetic Operations courseware, New People's Education Edition fourth-grade mathematics volume PPT courseware, fourth-grade mathematics slide courseware download, Four Arithmetic Operations PPT courseware download, .ppt format

For more information about the PPT courseware "The Definition of Addition and Subtraction and the Relationship between Each Part and the Four Arithmetic Operations", please click the "The Definition of Addition and Subtraction and the Relationship between Its Parts ppt Four Arithmetic Operations" ppt tag.

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Update Time: 2024-11-22

This template belongs to Mathematics courseware People's Education Press fourth grade mathematics volume 2 industry PPT template

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"The Definition of Addition and Subtraction and the Relationship between Each Part" Four Arithmetic Operations PPT Courseware
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