| Category | Format | Size |
|---|---|---|
| Hebei Education Edition Third Grade Mathematics Volume 2 | pptx | 6 MB |
"Estimation" PPT
Description
"Estimation" PPT
Part One: Estimate
We have to read and study every day. Do you know how big a page of your math book is? Do some estimation.
Example: 92 people visit the zoo. How much does it cost to buy tickets?
I regard 9 as 10 and 92 as 90, which costs about 900 yuan.
90×10=900
92×9≈900 (yuan)
I regard 92 as 90, which costs about more than 800 yuan.
90×9＝810
92×9≈810 (yuan)
Estimating PPT, Part 2: Give it a try.
How many meters can Xiaolan run in 3 minutes?
204 is close to 200, so 204 can be regarded as 200.
200×3=600(m)
Answer: Xiaolan can run about 600m in 3 minutes.
Keywords: Free download of Hebei Education Edition mathematics PPT courseware for third grade volume 2, estimation PPT download, .PPT format;
For more information about the PPT courseware "Estimating Two-Digit Times Two-Digit Times", please click the Estimating Two-Digit Times Two-Digit PPT tab.
"Estimation" real number PPT download:
"Estimation" Real Number PPT Download Part One Content: Knowledge Points Basic Knowledge Point 1 Estimating the size of irrational numbers 1. The integer closest to (2-1) is (A) A.0 B.1 C.2 D.3 2. If x=37-4, then the value range of x is (A) A.2x3 B.3x4 C.4x5 D.5x..
"Estimation" Real Number PPT:
"Estimation" Real Number PPT Part One Content: Learning Objectives 1. Understand the basic methods of estimation. (Key Points) 2. Be able to use estimation to solve practical problems in life. (Difficulty) ... ... Estimation PPT, Chapter 2. Part 2: Introducing a new lesson. A long area was opened somewhere...
"Estimation of Division" PPT download of division with one-digit divisor:
"Division Estimation" PPT download for divisions where the divisor is a single-digit number Part One: Learning Objectives 1. Understand the necessity of learning division estimation, and understand the general method of estimating divisions when the divisor is a single-digit number. 2. Guide students to make reasonable estimates based on specific situations and cultivate...
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Update Time: 2024-07-02
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