"Understanding Square Kilometers" Land Area PPT Courseware 2

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"Understanding Square Kilometers" Land Area PPT Courseware 2

Consolidate application

1. Fill it out.

1. my country’s land area is approximately 9.6 million ( ).

2. The area of ​​a square land with a side length of 2000 meters is 4 ( ).

3.0.64 square kilometers = ( ) hectare = ( ) square meter.

4. A piece of forest land with an area of ​​12 hectares covers an area of ​​( ) square kilometers.

5.8 square kilometers = ( ) square meters.

0.09 square kilometers = ( ) hectares

1 square kilometer = ( ) hectare

40 hectares = ( ) square kilometers

6. An orchard is 4000 meters long and 2500 meters wide. This orchard covers an area of ​​( ) hectares and is ( ) square kilometers.

2. Determine right and wrong.

1. The area of ​​the school playground is 20 square meters. ( )

2. The area of ​​a classroom is 60 square meters. ( )

3. The progress rate between all adjacent area units is 100. ( )

4. Calculate the larger soil area, usually in square meters. ( )

3. Compare sizes.

6 hectares○59,000 square meters

4500 square kilometers○4500 hectares

403 hectares○40300 square kilometers

6.5 hectares○0.065 square kilometers

100,000 square meters○1 square kilometers

4. Continuously.

The land area of ​​Hebei Province is 188,800 hectares

The area of ​​the blackboard is 4.5 square decimeters

A playground covers an area of ​​about 3 square meters

The cover area of ​​a textbook is 4 square kilometers

5. Solve problems

The expressway from Tianjin to Beijing is about 280 kilometers long, and the road surface and roadbed are about 50 meters wide. Do the math: How many hectares does the expressway from Tianjin to Beijing cover? How many square kilometers is it?

280×0.05=14 (square kilometers)

14 square kilometers = 1400 hectares

Answer: It covers an area of ​​approximately 1,400 hectares, or 14 square kilometers.

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For more information about the "Land Area Understanding Square Kilometers" PPT courseware, please click the Land Area PPT Understanding Square Kilometers ppt tag.

"Understanding Square Kilometers" Land Area PPT Courseware:

"Understanding Square Kilometers" Land Area PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of understanding the units of land area, hectares and square meters, and the relationship between them. 2. Understand that hectare is a special unit for measuring land area. Know that l hectare = 10,000 square meters..

"Understanding Square Kilometers" Hectares and Square Kilometers PPT Courseware 3:

"Understanding Square Kilometers" Hectares and Square Kilometers PPT Courseware 3 Teaching Objectives 1. Understand the actual meaning of square kilometers, appreciate the actual size of 1 square kilometer, know the progress rate between square kilometers, square meters and hectares, Unit conversion is possible. 2. Understand mathematics and life..

"Understanding Square Kilometers" Hectares and Square Kilometers PPT Courseware 2:

"Understanding Square Kilometers" Hectares and Square Kilometers PPT Courseware 2 Teaching Objectives 1. Through the study of this lesson, students should form an image of 1 square kilometer, establish the concept of space, and know the difference between square meters and hectares and square kilometers. progress rate. 2. Be able to use a calculator...

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Update Time: 2024-09-07

This template belongs to Mathematics courseware Hebei Education Edition Fifth Grade Mathematics Volume 1 industry PPT template

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