"Approximate Numbers" Understanding Bigger Numbers PPT Courseware

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"Approximate Numbers" Understanding Bigger Numbers PPT Courseware

1. Read the following data. Which are the precise numbers? What are the approximate numbers?

2. Huashan Mountain is one of the famous Five Mountains in my country, with an altitude of about 2155 meters. Mark a mark on the picture below. How many meters is it when rounded to the nearest hundred?

2155 meters≈2200 meters

3. Mark a mark on the picture and fill in as required. Round the population of Shanghai to the nearest ten thousand: 23019148 people ≈ ( ) people

Rounding the population of Shandong Province to the nearest hundred million: 95793065 people ≈ ( ) people

Do your research first and then answer the questions below.

⑴How many students are there in your grade? How much is it rounded to ten?

⑵How many students are there in your school? What is it rounded to the nearest hundred?

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For more information about the PPT courseware "Approximate Numbers to Know Larger Numbers", please click the Approximate Numbers ppt to Know Larger 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: 2024-10-02

This template belongs to Mathematics courseware Beijing Normal University Fourth Grade Mathematics Volume 1 industry PPT template

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