| Category | Format | Size |
|---|---|---|
| Beijing Normal University Edition Eighth Grade Mathematics Volume 1 | pptx | 6 MB |
"Understanding Irrational Numbers" Real Numbers PPT Courseware
Description
"Understanding Irrational Numbers" Real Numbers PPT Courseware
think about it
1.Is the square of an integer always an integer?
2. Is the square of a fraction always a fraction?
Yi Yi Yi
Rational numbers include: integers and fractions
If a number is neither an integer nor a fraction, then it is not a rational number
In a²=2, a is not a rational number
Draw four triangles in the square grid below
1. The lengths of the three sides are all rational numbers.
2. Only the lengths of both sides are rational numbers
3. Only the length of one side is a rational number
4. None of the three sides are rational numbers.
Class summary
1. Through studying this lesson, I feel that rational numbers are not enough. What are your gains and experiences?
2. In the objective world, there are indeed numbers that are not rational numbers. Can you list a few?
3. In addition to the non-rational numbers you know in this lesson, can you find them?
Keywords: real number courseware, understanding irrational numbers courseware, Beijing Normal University edition eighth grade mathematics volume PPT courseware, eighth grade mathematics slide courseware download, real number PPT courseware download, understanding irrational numbers PPT courseware download, .ppt format
For more information about the "Real Numbers Understanding Irrational Numbers" PPT courseware, please click on the Real Numbers PPT Understanding Irrational Numbers PPT tag.
"Understanding Irrational Numbers" real number PPT teaching courseware:
"Understanding Irrational Numbers" Real Number PPT Teaching Courseware Part One: Learning Objectives 1. Understand the definition of irrational numbers and be able to determine whether a number is an irrational number. Distinguish the difference between rational numbers and irrational numbers. 2. Use the calculator to explore that irrational numbers are infinite non-repeating decimals. ..
"Understanding Irrational Numbers" Real Numbers PPT download:
"Understanding Irrational Numbers" Real Number PPT Download Part One: Learning Objectives 1. Understand the basic concepts of irrational numbers. (Key points) 2. Use a calculator to estimate the approximate value of irrational numbers. ... ... ... Understanding Irrational Numbers PPT, Part 2: Introduction to the New Lesson Situation...
"Understanding Irrational Numbers" Real Numbers PPT:
"Understanding Irrational Numbers" Real Numbers PPT Part One: Knowledge Points Basic Knowledge Point 1 Irrational numbers in life and estimating the size of irrational numbers 1. The length and width of a rectangle are 6 cm3 cm respectively, then the length of its diagonal is (D) A. Integer B. Fraction C. Rational..
File Info
Update Time: 2024-07-24
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