"Four Mixed Operations" PPT Courseware 3

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"Four Mixed Operations" PPT Courseware 3

There were 72 people in the skating rink in the morning, 44 people left at noon, and another 85 people arrived. How many people are there now?

How to do column calculation?

Talk on the right, listen on the left 100+45-65

Talk on the left, listen on the right 120-84+16

In a calculation without parentheses, if there are only addition and subtraction operations, they must be calculated in order from left to right.

In a calculation without parentheses, if there are only additions, subtractions or only multiplications and divisions, they must be calculated in order from left to right.

In arithmetic expressions without parentheses, there are multiplication, division, addition, and subtraction. Multiplication and division must be calculated first, and then addition and subtraction.

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"Encounter Problems" Four Mixed Operations Flash Animation Courseware:

"Encounter Problems" Four Mixed Operations Flash Animation Courseware This courseware is a teaching material for the fourth unit of the fifth grade mathematics volume of the Hebei Education Edition. The Encounter Problems Flash Animation Courseware is a Flash animation courseware for four mixed operations. The content is vivid and vivid. Please download it! Keywords: teaching of four mixed operations..

"Problem Solving" Four Mixed Operations PPT Courseware:

"Problem Solving" Four Mixed Operations PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of independently answering questions and communicating solution methods with others. 2. Be able to use your own methods to solve practical problems of three-step calculation, and experience the diversity of problem-solving methods. ..

"Encounter Problems" Four Mixed Operations PPT Courseware:

"Encounter Problems" Four Mixed Operations PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of discussion, independent answer to encounter problems and communication of algorithms. 2. Understand the quantitative relationship of encounter problems, be able to answer simple encounter problems, and express one's own ideas..

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Update Time: 2024-10-01

This template belongs to Mathematics courseware Western Normal University Edition Fourth Grade Mathematics Volume 2 industry PPT template

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