《Understanding of numbers within 10,000》 Understanding of numbers within 10,000 PPT (Lesson 1)

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《Understanding of numbers within 10,000》 Understanding of numbers within 10,000 PPT (Lesson 1)

Part I: Learning Objectives

1. Through intuitive counting, students can recognize the counting units of hundreds, thousands, and ten thousand, and master the counting method, and understand that 10 thousand equals ten thousand. Establish the concept of number and cultivate the sense of number.

2. Gain a preliminary understanding of the decimal relationship between adjacent counting units.

【Key Point】Can count within tens of thousands.

[Difficulty] Be able to count numbers within tens of thousands skillfully.

PPT on numbers within 10000, Part 2: Classroom analysis

In our daily life, we often come across large numbers such as the length of a bridge. In this class, we will learn about numbers within ten thousand.

The Nanjing Yangtze River Bridge has a road length of 4,589 meters and a railway bridge length of 6,772 meters.

What if you count by one thousand?

Count them one by one, 10 ones are ten.

Count by tens, 10 tens is one hundred.

Count by hundreds, 10 hundreds make 1,000.

Count by one thousand, 10 thousands is ten thousand.

PPT on numbers within 10000, Part 3: Classroom exercises

1. Count on the counter while moving the beads.

(1) Starting from one thousand, count one by one to one thousand and twenty.

(2) Starting from four thousand nine hundred and fifty, count by tens to five thousand and fifty.

(3) Starting from eight thousand five hundred, count by hundreds to nine thousand three hundred.

2. Count as required.

(1) Starting from two thousand, count one by one to two thousand and fifteen.

(2) Starting from five thousand nine hundred and eighty, count by tens to six thousand ninety.

(3) Starting from eight thousand seven hundred, count by hundreds to nine thousand three hundred.

Count by one thousand, 10 thousands is ten thousand.

In the digital sequence table, from right to left, they are ones, tens, hundreds, thousands, and ten thousand.

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Update Time: 2024-11-03

This template belongs to Mathematics courseware People's Education Press Second Grade Mathematics Volume 2 industry PPT template

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