"Approximate Numbers" Understanding Multi-digit PPT Courseware

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Jiangsu Education Edition Fourth Grade Mathematics Volume 2	pptx	6 MB

"Approximate Numbers" Understanding Multi-digit PPT Courseware

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Upload Time: 2024-09-05

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"Approximate Numbers" Understanding Multi-digit PPT Courseware

The quantity of some things in life is sometimes not expressed by an exact number, but only by a number that is relatively close to it. Such a number is an approximate number.

Determine which of the following numbers are exact and which are approximate?

(1) There was a storytelling session with two students in our class.

(2) There are about 60,000 primary school students in Changshu City.

(3) "Bosideng" donated 500,000 yuan to Luotian County, Hubei Province, an old revolutionary base, to build a new Hope Primary School.

(4) The "Bosideng" brand value is approximately 10.2 billion yuan.

1. What symbol is used to connect the approximate number with the original number?

2. What is rounding?

3. How to use rounding method to find approximate numbers?

Keywords: Understanding multi-digit courseware PPT, Approximate numbers courseware PPT, Jiangsu Education Edition fourth grade mathematics PPT courseware download, Fourth grade mathematics slide courseware download, Understanding multi-digit PPT courseware download, Approximate numbers PPT courseware download,. PPT format

For more information about the PPT courseware "Approximate Numbers Recognizing Multi-digit Numbers", please click the Approximate Numbers ppt Recognition Multi-digit Numbers ppt tag.

"Approximate Numbers" PPT courseware 3:

"Approximate Numbers" PPT Courseware 3 August 1, 2006, 3 days, about 4.3 million yuan Do you think there is any difference between these numbers that appear in life? In life, we need not only accurate numbers but also approximate numbers! What methods have we learned to obtain approximate numbers? rounding..

"Approximate Numbers" PPT Courseware 2:

"Approximate Numbers" PPT Courseware 2 Among the numbers in the following practical problems, which are approximate numbers and which are precise numbers? Approximate number: A number that is very close to the actual number. Exact number: A number that exactly matches reality. 1. There are 55 students in the first grade of junior high school (1) 2. The radius of the earth is about 6370..

"Approximate Numbers" PPT courseware:

"Approximate Numbers" PPT courseware Learning objectives: Understand the concept of approximate numbers. Able to obtain approximate numbers as required and indicate the precise digits of the approximate numbers. Understand the application of approximate numbers in real life. Let students feel that mathematics comes from life and serves life. How do these numbers...

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Update Time: 2024-09-05

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"Approximate Numbers" Understanding Multi-digit PPT Courseware