"Two digits plus one digit, integer number (no carry)" PPT courseware for addition and subtraction within 100

Description

"Two digits plus one digit, integer number (no carry)" PPT courseware for addition and subtraction within 100

teaching objectives

1. Let students experience the process of exploring the calculation methods of adding two-digit numbers to whole tens and two-digit numbers to one-digit numbers (without carrying), and master the oral calculation methods of these additions.

2. Experience the close connection between mathematics and life, cultivate mathematical awareness and develop mathematical thinking in the process of solving problems.

3. Cultivate interest in learning mathematics, a preliminary sense of independent inquiry, a sense of active cooperation and a spirit of not being afraid of difficulties.

Oral answer:

3 tens are ( ). 3 ones are ( ).

The sum of 8 tens and 4 ones is ( ).

There are ( ) tens and ( ) ones in 4 5.

Summary of this lesson

Master the calculation methods of adding two digits to one digit and adding integers without carry, and be able to calculate the results correctly.

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For more information about the PPT courseware "Addition and subtraction of two-digit numbers within 100 plus one-digit integers" PPT courseware, please click on the PPT tag of Addition and subtraction of two-digit numbers plus one-digit integers within 100.

"Two digits plus one digit, whole tens" PPT courseware on addition and subtraction within 100 (Lesson 2):

"Two digits plus one digit, whole tens" PPT courseware for addition and subtraction within 100 (Lesson 2) Part 1: Review introduction Compare and see who can calculate correctly. How do you calculate 24+5? 4+9= 20+13= 3+7= 30+14= 6+8= 24+5..

"Two digits plus one digit, whole tens" PPT courseware on addition and subtraction within 100 (Lesson 1):

"Two digits plus one digit, whole tens" PPT courseware for addition and subtraction within 100 (Lesson 1) Part 1: Review Introduction Carefully observe these two sets of questions and what do you find? Compare and see who can calculate correctly . 20＋20＝ 20＋7＝ 60＋30＝ 40＋5..

"Two digits plus one digit, whole ten numbers" Addition and subtraction within 100 PPT (Lesson 2):

"Two digits plus one digit, whole tens" PPT on addition and subtraction within 100 (Lesson 2) Part 1 content: Learning objectives 1. Master the calculation method of two digits plus one digit (carry) and be able to calculate it correctly calculate. 2. Cultivate students' innovative consciousness through observation and operate...

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Update Time: 2024-09-30

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

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