"Understanding Hundred Millions" Understanding Multi-digit PPT Courseware 2

Description

"Understanding Hundred Millions" Understanding Multi-digit PPT Courseware 2

【Teaching Requirements】

1. Through examples, students can feel that there are numbers larger than tens of millions in life and generation, and understand the writing and reading of hundreds of millions.

2. Through teaching, students can systematically sort out a numerical sequence table containing hundreds of millions of levels from three aspects: numerical levels, digits and counting units, and understand the decimal counting method. Through the comparison of different writing methods, learn to use tens of thousands or billions as units to express large numbers.

[Important and difficult points in teaching]

Understand the writing and pronunciation of zhengyi. Learn to use tens of thousands or billions as units to express large numbers.

In order to facilitate reading and writing of numbers, numbers in the tens of thousands or hundreds of millions are often rewritten into numbers using "ten thousand" or "hundred million" as the unit.

What issues do you think we should pay attention to when rewriting?

What is the relationship between two adjacent counting units?

The counting method in which the advance rate between every two adjacent counting units is 10 is called the decimal counting method.

Write the number on the line below.

1. There are approximately 12 to 14 billion human brain cells.

2. The total length of all capillaries in the human body is about 100,000 kilometers.

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For more information about the PPT courseware "Knowing Whole Billions and Multi-digit Numbers", please click on the "Knowing Whole Billions and Multi-digit ppt" tag.

"Understanding Hundred Millions" Number Recognition PPT Courseware:

"Understanding Hundreds of Hundreds" PPT courseware Counting 10 million to 10 million is 100 million. 10 hundred million is one billion. 10 billion is 10 billion. 10 billion is one hundred billion. What is the relationship between two adjacent counting units? Count every two adjacent ones like this..

"Understanding Hundreds of Millions" Understanding Multi-digit PPT Courseware:

"Understanding Hundred Millions" Understanding Multi-digit PPT Courseware The total population of my country: 1295330000 people. Can you read this number? What is the relationship between each two adjacent counting units? The counting method in which the progression rate between every two adjacent counting units is 10 is called decimal.

File Info

Update Time: 2024-09-08

This template belongs to Mathematics courseware Jiangsu Education Edition Fourth Grade Mathematics Volume 2 industry PPT template

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