"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware

限时免费领取网站会员

"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware

Download Points: 0.00
Free Download Upgrade VIP
Favorite Views: 2108 / Downloads: 681
Description

"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware

1. Calculate orally (write down the result directly).

(1)0.5×0.2= (2)76×8+76×2=

(3)500×0.02= (4)2.4×4 =

(5)2.5×0.004= (6)0.125×8=

(7) 12.5×8= (8)25 ×6 × 4=

2. Fill in the appropriate numbers in the brackets.

(1) 0.32 = 4 × ( )

(2) 1.02 = 1 + ( )

(3) 0.99 = 1 - ( )

(4) 9.8 = ( ) - ( )

What are the laws of operation for integer multiplication?

Thinking: How to express it with letter formula?

Commutative law of multiplication: ab = ba

Multiplicative associativity: (ab) c = a (bc)

Distributive law of multiplication: (a+b) c = ac + bc

Are the results on both sides of each set of equations below equal?

0.7×1.2 ○ 1.2×0.7

(0.8 × 0.5) × 0.4 ○ 0.8 × (0.5 × 0.4)

(2.4+3.6) ×0.5 ○ 2.4 ×0.5 + 3.6 × 0.5

Summary: What conclusions did I draw from the above study? What is the solution to the problem?

The commutative, associative and distributive laws of integer multiplication also apply to decimal multiplication.

Question: From what can be seen here, what numbers can be represented by the letters in the multiplication law?

Problem solving method:

1. Review the question: See clearly what characteristics the question has and whether it can be calculated using a simple method;

2. Transformation: reasonably divide a factor into the product, sum or difference of two numbers;

3. Operation: Correctly apply the operation laws of multiplication to perform simple operations;

4. Check: Whether the problem-solving method and results are correct.

Keywords: decimal multiplication and division courseware, simple operation courseware of decimal multiplication, Jiangsu Education Edition fifth grade mathematics volume PPT courseware download, fifth grade mathematics slide courseware download, decimal multiplication and division PPT courseware download, simple operation of decimal multiplication PPT courseware Download, .PPT format;

For more information about the "Simple Operations of Decimal Multiplication and Division Multiplication of Decimals" PPT courseware, please click the "Simple Operations of Decimal Multiplication and Division ppt" ppt tag.

File Info

Update Time: 2024-07-11

This template belongs to Mathematics courseware Jiangsu Education Edition Fifth Grade Mathematics Volume 1 industry PPT template

"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware Simple campus recruitment activity planning plan summary enterprise and institution recruitment publicity lecture PPT template is a general PPT template for business post competition provided by the manuscript PPT, simple campus recruitment activity planning plan summary enterprise and institution recruitment promotion Lecture PPT template, you can edit and modify the text and pictures in the source file by downloading the source file. If you want more exquisite business PPT templates, you can come to grid resource. Doug resource PPT, massive PPT template slide material download, we only make high-quality PPT templates!

Tips: If you open the template and feel that it is not suitable for all your needs, you can search for related content "Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware is enough.

How to use the Windows system template

Directly decompress the file and use it with office or wps

How to use the Mac system template

Directly decompress the file and use it Office or wps can be used

Related reading

For more detailed PPT-related tutorials and font tutorials, you can view: Click to see

How to create a high-quality technological sense PPT? 4 ways to share the bottom of the box

Notice

Do not download in WeChat, Zhihu, QQ, built-in browsers, please use mobile browsers to download! If you are a mobile phone user, please download it on your computer!
1. The manuscript PPT is only for study and reference, please delete it 24 hours after downloading.
2. If the resource involves your legitimate rights and interests, delete it immediately.
3. Contact information: service@daogebangong.com

"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware, due to usage restrictions, it is only for personal study and reference use. For commercial use, please go to the relevant official website for authorization.

(Personal non-commercial use refers to the use of this font to complete the display of personal works, including but not limited to the design of personal papers, resumes, etc.)

Preview
"Simple Operations of Decimal Multiplication" Decimal Multiplication and Division PPT Courseware
VIP免费客服咨询
赚钱
成为签约合伙人
种草
觅知网“种草官”开始招募啦!!!
客服
售前客服
工作日:9:00-18:00
立即咨询
售后客服
工作日:9:00-22:30
周末:14:00-22:30
立即咨询
需求
填写您的需求