"Ten minus 9" PPT courseware on abdication and subtraction within 20

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"Ten minus 9" PPT courseware on abdication and subtraction within 20

1. Review old knowledge and introduce new knowledge

Questions: 1. What do you see in the picture?

2. How many goldfish are there in the picture? How did you know?

3. How much is 6+7? How did you calculate it?

2. Learn new knowledge and explore independently

(1) Collect information and answer questions

Questions: 1. What do you know from the picture? Can you go to the front and point and talk at the same time?

2. What are the requested questions?

3. Can you solve it by calculating the equation? 15-9＝6

4. How did you get this 6? Talk about your algorithm with the children at the same table, or you can show it with learning tools.

(2) Feedback monitoring and exposure of resources

3. Apply new knowledge and practice independently

Question: Can you solve these two problems using your preferred method?

Questions: 1. What other questions are there for subtracting 9 from a dozen? Can you state it and calculate the result directly?

2. Look carefully at these equations. What do you find?

3. Why is the difference of the latter question "1" more than the difference of the previous question?

Homework: Question 3 of "Do it" on page 10.

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For more information about the PPT courseware "Abdication Subtraction within 20 - Tens minus 9", please click on the Abdication Subtraction Within 20 ppt - Tens minus 9 ppt tag.

"Ten minus 9" Abdication subtraction within 20 PPT courseware 4:

"Ten minus 9" Subtraction within 20 PPT courseware 4 Teaching objectives: Preliminarily master the calculation method of ten minus 9. Able to correctly perform verbal calculations of ten minus nine. Initial cultivation of students' abstract thinking ability. By thinking about addition and subtraction, we can initially penetrate the relationship between things.

"Ten minus 9" Abdication subtraction within 20 PPT courseware 3:

"Ten minus 9" Subtraction within 20 PPT courseware 3 Put it around and do the math. Which method do you prefer? How else can it be calculated? 9+( )=12; 12-9=( ). ... ... ... 13 goldfish, 8 are flowery and ( ) are black. 13 goldfish, black...

"Ten minus 9" Subtraction within 20 Flash animation courseware 3:

"Ten minus 9" Flash animation courseware of subtraction within 20, 3. This courseware helps students learn the knowledge points of subtraction from ten by nine in subtraction within 20 through exercises. It is a very good practice courseware. Keywords: Subtraction animation courseware within 20, ten..

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Update Time: 2024-10-04

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

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