"Two digits minus one digit (without abdication), whole tens" PPT courseware for addition and subtraction within 100

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"Two digits minus one digit (without abdication), whole tens" PPT courseware for addition and subtraction within 100

1. Review old knowledge

Are there any similarities in the calculations between these two sets of questions?

All numbers in the same digit are added directly.

Oral calculation.

35＋4＝ 35＋4＝ 5＋21＝

35＋40＝ 42＋30＝ 50＋21＝

2. Explore new knowledge

(1) How many storybooks are left? 35-2＝

(2) How many comic books are left? 35-20=

3. Application of knowledge

Let's give peaches to the little animals according to their house numbers.

See which monkey the peach belongs to.

From the 68 boxes picked in total, the remaining 5 boxes were taken away.

4. Assign homework

Homework: Questions 1 and 2 of "Do it" on page 69. Exercise 16 on page 71, questions 1 and 2.

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For more information about the PPT courseware "Addition and subtraction of two-digit numbers within 100 and subtraction of one-digit whole tens", please click the Addition and subtraction of two-digit numbers within 100 ppt subtraction of one-digit whole tens ppt tag.

"Practice Questions" Addition and Subtraction Within 100 Flash Animation Courseware 6:

"Exercises" Addition and subtraction within 100 Flash animation courseware 6 This courseware uses the form of exercises to help students learn the knowledge points of addition and subtraction within 100, subtracting two-digit numbers from one digit, and integer tens, and improve students' learning Interest is to consolidate knowledge points and review...

"Practice Questions" Addition and Subtraction Within 100 Flash Animation Courseware 5:

"Exercises" Addition and subtraction within 100 Flash animation courseware 5 This courseware uses the form of exercises to help students learn the knowledge points of addition and subtraction within 100, subtracting two-digit numbers from one digit, and integer tens, and improve students' learning Interest is to consolidate knowledge points and review...

"Two digits minus one digit (abdication)" Flash animation courseware for addition and subtraction within 100:

"Two digits minus one digit (abdication)" Flash animation courseware for addition and subtraction within 100. This courseware uses exercises to help students learn addition and subtraction within 100, two digits minus one digit, and whole tens. Knowledge points, improve students' interest in learning, and consolidate...

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Update Time: 2024-11-22

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

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