"Ancient Counting" Addition and Subtraction PPT (Lesson 1)

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"Ancient Counting" Addition and Subtraction PPT (Lesson 1)

Part One: Classroom Introduction

1. Understand the symbolic representation of each number from 11 to 20.

2. In specific situational activities, master the order of numbers within 20 and initially establish the concept of number.

3. Cultivate the ability to express concepts in mathematical language and experience the fun of learning mathematics.

[Important and difficult points] Understand the different meanings of numbers 11-20 in different situations.

Ancient Counting PPT, Part 2: Exploration of New Knowledge

What numbers have we learned?

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

What other numbers do you know?

Give it a try

10+1=11

10+2=12

10+3=13

Ancient Counting PPT, Part 3: Classroom Exercises

Look at the picture and write the corresponding numbers

10+6=16

10+7=17

10+8=18

First circle 10, and then count how many there are in total?

Help the puppy write the following numbers.

Ancient Counting PPT, Part 4: Class Summary

1. After studying this lesson, we got to know the numbers from 11 to 20 and learned how to read and write each number.

2. Count a ten first, and the remaining number will be ten; count one after ten, and two tens will be twenty.

Ancient Counting PPT, Part 5: Classwork

Look at the pictures and write the numbers.

Look at the picture and fill it out

(1) ( ) tens and ( ) ones, together they are ()

(2) ( ) tens and ( ) ones, together they are ()

(3) ( ) tens and ( ) ones, together they are ()

Keywords: Beijing Normal University edition first grade mathematics PPT courseware free download, ancient counting PPT download, addition and subtraction PPT download, .PPT format;

For more information about the PPT courseware "Addition and Subtraction Counting the Ancients", please click the Addition and Subtraction PPT Counting the Ancients PPT tab.

"Ancient Counting" Addition and Subtraction PPT download:

"Ancient Counting" Addition and Subtraction PPT Download Part One: Situation Introduction In ancient times, in order to record the number of prey, people used stones or knotted ropes to count. Question introduction Knowledge point 1: Understand the numbers and their components from 11 to 20. Bundle them one by one and recognize them. 10 ones 1 tens ..

"Ancient Counting" Addition and Subtraction PPT (Lesson 2):

"Ancient Counting" Addition and Subtraction PPT (Lesson 2) Part One: Classroom Introduction 1. Master the order and major of each number from 11 to 20..

"Ancient Counting" Addition and Subtraction PPT Courseware 3:

"Ancient Counting" Addition and Subtraction PPT Courseware 3 Counter Children: Hello! My name is Counter. Starting from my right: the first digit is the ones digit, and the number of beads on it represents several ones; the second digit is the tens digit, and the number of beads on it represents several tens. 1..

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Update Time: 2024-09-30

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

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