"Two digits plus one digit (no carry), integer tens" PPT courseware for addition and subtraction within 100

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"Two digits plus one digit (no carry), integer tens" PPT courseware for addition and subtraction within 100

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"Two digits plus one digit (no carry), integer tens" PPT courseware for addition and subtraction within 100

1. Review old knowledge

Observe these two sets of questions carefully, what do you find?

I discovered that adding whole tens

To the nearest ten, you can directly

Add the numbers in the tens place.

2. Explore new knowledge

(1) Introduction of situations and raising questions

What math questions can you ask?

How many words have Xiaolin and Xiaohong written?

(2) Two digits plus one digit (no carry)

(3) Two-digit numbers plus integers

3. Application of knowledge

(1) Do the math

The questions on the left are all about adding two-digit numbers to one-digit numbers. You need to add the numbers in the ones place first.

The question on the right is to add a two-digit number to an integer. Pay attention to the addition of the number in the tens place and the number in the tens place.

4. Assign homework

Homework: Questions 1 and 2 of "Do it" on page 64.

Keywords: Courseware for addition and subtraction within 100, courseware for adding two digits to one digit, and integers, PPT courseware for the second volume of the first grade of the New People's Education Press, downloadable first grade mathematics slide courseware, addition and subtraction within 100 PPT courseware download, two digits plus one digit, whole ten PPT courseware download, .ppt format

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

"Two digits plus one digit, whole ten (no carry)" PPT courseware for addition and subtraction within 100:

"Two digits plus one digit, integer tens (without carrying)" Addition and subtraction within 100 PPT courseware teaching objectives 1. Let students experience and explore two digits plus integer tens and two digits plus one digit ( (no carry), master the oral calculation methods of these additions..

"Practice Questions" Addition and Subtraction Within 100 Flash Animation Courseware 4:

"Exercises" Addition and subtraction within 100 Flash animation courseware 4 This courseware helps students learn the knowledge points of addition and subtraction within 100 by adding two digits, adding one digit, and integers in the form of exercises to improve students' learning. Interest is to consolidate knowledge points and review...

"Practice Questions" Addition and Subtraction Within 100 Flash Animation Courseware 3:

"Exercises" Addition and subtraction within 100 Flash animation courseware 3 This courseware helps students learn the knowledge points of addition and subtraction within 100, two-digit plus one-digit, and integer tens in the form of exercises to improve students' learning. Interest is to consolidate knowledge points and review...

File Info

Update Time: 2024-11-22

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"Two digits plus one digit (no carry), integer tens" PPT courseware for addition and subtraction within 100
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