| Category | Format | Size |
|---|---|---|
| Beijing Normal University Edition Fifth Grade Mathematics Volume 1 | pptx | 6 MB |
"Is it possible to divide everything?" Decimal division PPT download
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"Is it possible to divide everything?" Decimal division PPT download
Part One: Consolidating the Foundation
1. Think about it and fill it in.
(1) Among 3.66, 3.66…, 4.33…, 9.2828, 0.125125…, the recurring decimals are ( ), ( ) and ( ).
(2) The commercial recurring decimal representation of 2÷3 is ( ), and its recurring section is ( ).
(3) 2.105, 2.10555, 2.105105..., 2.10505... Among these four numbers, the largest is ( ) and the smallest is ( ).
2. Round the following decimals to three decimal places and write their approximate values in parentheses.
3.285285…≈( )
0.42525…≈( )
8.5666…≈( )
7.34593459…≈( )
3. Use a calculator to calculate each of the following questions, and keep two decimal places for any number that cannot be divided.
13÷11≈ 57÷32≈
11.625÷9.3≈ 30.1÷33≈
26÷0.6≈ 40÷0.7≈
8.5÷9≈ 8.9÷0.12≈
4. A recurring decimal 5.83158315...What is the number in the 17th digit after the decimal point?
5. Xiao Ming spent 24 seconds in a 100-meter race. How many meters did he run per second on average? (Round to three decimal places)
Is it possible to eliminate all PPT, the second part of the content: Literacy improvement and expansion
7. Observe the results of the first three questions and see what you found?
1÷11=0.0909…
2÷11=0.1818…
3÷11=0.2727…
I found out: the quotient is an infinite decimal and the cyclic knot is a multiple of 9.
Based on the patterns you discovered, directly write down the results of the following questions:
4÷11=( )
5÷11=( )
6÷11=( )
7÷11=( )
8÷11=( )
9÷11=( )
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For more information about the PPT courseware "Can All Decimals Be Divided?", please click on the "Can All Decimals Be Divided PPT" PPT tag.
"Can all divisions be completed?" Decimal division PPT:
"Can I Divide All?" Decimal Division PPT Part One: Classroom Introduction 1. Discover the characteristics of remainders and quotients through calculations, and know what recurring decimals are. 2. Can use rounding method to approximate recurring decimals. 3. In the process of independent inquiry, cultivate observation and comparison...
"Can all divisions be completed?" Decimal division PPT courseware:
"Can I Divide All" PPT courseware on decimal division. Practice. Flying fish swims 196km in 3 hours. The octopus swims 131km in 5 hours. The shark swims 241km in 6 hours. 1. Calculate, what are their speeds in kilometers per hour? What are recurring decimals? (The result is rounded to two decimal places) Feiyu: 196..
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Update Time: 2024-07-06
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