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Category | Format | Size |
---|---|---|
Hebei Education Edition Second Grade Mathematics Volume 1 | pptx | 6 MB |
Description
"Continuous Subtraction" Addition and Subtraction Mixed Operation PPT Courseware
teaching objectives
1. Combined with specific examples, experience the process of independently exploring consecutive subtractions and the order of operations with parentheses.
2. Master the order of continuous subtraction and mixed addition and subtraction operations with parentheses, and be able to perform calculations correctly.
3. In the process of solving simple problems, understand that the same problem can be solved in different ways and enhance your confidence in mathematics learning.
Think about it, is there any other way to calculate it?
56+29=85 (yuan)
100-85=15 (yuan)
Can you write it as an equation?
100-(56+29)
=100-85
=15 (yuan)
In a calculation, if there are parentheses, the calculation inside the parentheses must be done first.
practice
1. Use 100 yuan to purchase any two of the following products. Do the math: How many dollars are left?
2. Do the math.
37+26+34 83-(30+26)
92-27-44 55-(62-19)
3. See who can calculate correctly and quickly.
Keywords: continuous subtraction teaching courseware, Hebei Education Edition second grade mathematics PPT courseware download, second grade mathematics slide courseware download, continuous subtraction PPT courseware download, .PPT format;
For more information about the PPT courseware "Addition and Subtraction Mixed Operations and Continuous Subtraction", please click on the Addition and Subtraction Mixed Operations ppt and Continuous Subtractions ppt tag.
"Continuous Subtraction" PPT courseware for subtraction within 20:
"Continuous Subtraction" PPT courseware on subtraction within 20. Teaching objectives: 1. Understand the meaning of continuous subtraction and learn the calculation method of continuous subtraction in the process of looking at pictures, telling stories and calculating equations. 2. Understand the continuous subtraction formula and be able to perform calculations related to continuous subtraction. 3. In the process of solving problems...
"Continuous addition, continuous subtraction and mixed addition and subtraction" Understanding of numbers within 10 and addition and subtraction PPT courseware 3:
"Continuous addition, continuous subtraction and mixed addition and subtraction" Understanding of numbers within 10 and addition and subtraction PPT courseware 3 Learning objectives: 1. Explain the meaning of continuous addition and continuous subtraction through situational teaching. 2. Through operation, you can understand the calculation methods of continuous addition and continuous subtraction. 3. Cultivate diversity of thought. Let's see who does it...
"Continuous addition, continuous subtraction and mixed addition and subtraction" Understanding of numbers within 10 and addition and subtraction PPT courseware 2:
"Continuous addition, continuous subtraction and mixed addition and subtraction" PPT courseware on understanding and addition and subtraction of numbers within 10 2 3 + 4 + 1 = 7 + 2 + 1 = 2 + 2 + 4 = 6 + 4 + 0 = 4 + 3 + 2 = 5 + 0 + 3 = ... ... ... How many ways can you think of to take out 8 cents? ..
File Info
Update Time: 2024-10-14
This template belongs to Mathematics courseware Hebei Education Edition Second Grade Mathematics Volume 1 industry PPT template
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