"Continuous Carry Addition" PPT courseware download

Description

"Continuous Carry Addition" PPT courseware download, 12 pages in total.

Review old knowledge

30+50= 12+18=

50+30= 18+12=

Think about it: swap the positions of the two addends, and ( ).

learning target

Knowledge and skills: Understand the arithmetic of adding three-digit numbers to two or three-digit numbers with consecutive carry additions, master written arithmetic methods, and be able to calculate correctly.

Process and methods: Through group cooperation and exploration, we will experience the formation process of the calculation method of three-digit plus two- and three-digit continuous carry addition, and experience the methods and strategies of induction and generalization.

Emotional attitudes and values: Create learning situations such as independent inquiry, cooperation and communication for students, cultivate students' ability to independently explore, and experience a harmonious learning atmosphere in the class.

New knowledge exploration

Group communication:

1. Can you add three digits to three digits by writing?

2. When checking additions, what methods can be used to check them?

Targeted exercise one:

1. Swap the positions of the two addends, ( ) remains unchanged.

2. When calculating 238+309= ( ), you can use ( ) and add one more time to check the calculation.

3. The sum of the largest three-digit number and the largest two-digit number is ( ).

Keywords: Free download of PPT courseware for addition with continuous carry, PPT download of addition and subtraction within ten thousand, .PPT format;

For more information about the PPT courseware "Addition and Subtraction within 10,000 with Continuous Carry and Addition", please click on the Addition and Subtraction within 10,000 PPT with Continuous Carry and Addition PPT tag.

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File Info

Update Time: 2024-10-21

This template belongs to Mathematics courseware People's Education Press Third Grade Mathematics Volume 1 industry PPT template

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