| Category | Format | Size |
|---|---|---|
| People's Education Press Second Grade Mathematics Volume 2 | pptx | 6 MB |
"Mixed Operations" PPT (use comprehensive calculations to solve two-step test questions in Lesson 1)
Description
"Mixed Operations" PPT (use comprehensive calculations to solve two-step test questions in Lesson 1)
Part One: Lesson Objectives
1. Preliminarily grasp the structural characteristics of two-step word problems, clarify your ideas, know what to calculate first and what to calculate later, and correctly formulate comprehensive formula solutions. Further strengthen the understanding of the concepts of the four arithmetic operations and the training of the application of parentheses.
2. Learn to read word questions, analyze the quantitative relationship expressed in the questions, and then develop analytical and comprehensive abilities.
3. Develop good habits of carefully reviewing questions and consciously checking. Think coherently, sequentially, and hierarchically.
Mixed computing PPT, part 2: interactive new teaching
How many times do you need to bake the rest?
Step by step formula:
90-36＝54 (pieces)
54÷9＝6 (times)
(90-36)÷9＝ 54÷9＝ 6 (times)
Mixed operations PPT, part 3: consolidation exercises
1. How much more does the first group spend than the second group?
(9-6)×3=9(yuan)
2. (25+15)÷8＝40÷8＝5 (only)
3. It will take 5 days to dig the rest. How many meters are dug per day on average?
(60-15)÷5＝ 45÷5＝9 (meters)
4. The students are doing exercises. If 9 people are in a row, how many rows can they stand in?
6×3÷9＝18÷9＝2 (row)
Mixed Operations PPT, Part 4: Class Summary
What did you gain and experience today?
If a problem requires multiple steps to solve, think about what to answer first and what to answer next.
Keywords: Free download of PPT courseware for mathematics in the second volume of the second grade of the People's Education Press, download of mixed operation PPT, use of comprehensive calculations to solve two-step test questions PPT download, .PPT format;
For more information about the PPT courseware "Mixed Operations Use Comprehensive Calculations to Solve Two-Step Test Questions", please click the Mixed Operations PPT Use Comprehensive Calculations to Solve Two-Step Test Questions PPT tab.
"Mixed Operations of Rational Numbers" Rational numbers and their operations PPT teaching courseware:
"Mixed Operations of Rational Numbers" Rational Numbers and Their Operations PPT Teaching Courseware Part One Content: Basic Knowledge Points 1 Mixed Operations of Rational Numbers 1. The correct calculation of the following formulas is (D) A.-7-25=-45 B. 35/44/5=3 C.-22-( -3 )3=31 D.2..
"Mixed Operations of Rational Numbers" Rational numbers and their operations PPT download:
"Mixed Operations of Rational Numbers" Rational numbers and their operations PPT download Part 1 content: Learning objectives 1. Master the rules of mixed operations of rational numbers, and be able to skillfully perform mixed operations of addition, subtraction, multiplication, division, and exponentiation of rational numbers. (Key points) 2. During the operation, it can...
"Mixed Operations of Rational Numbers" Rational numbers and their operations PPT:
"Mixed Operations of Rational Numbers" Rational Numbers and Their Operations PPT Part One: Introduction to Review Compare to see who can calculate more accurately and faster. (1) -10＋(-2)4+3(-4) (2) 18-6 (-2)-2 (-3) Through recall, we know addition and subtraction..
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Update Time: 2024-06-28
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