"Scale" Proportion PPT Courseware 4

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"Scale" Proportion PPT Courseware 4

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"Scale" Proportion PPT Courseware 4

fill in the blank.

1 kilometer = ( ) meter 1 decimeter = ( ) centimeter

1 meter = ( ) decimeter 1 centimeter = ( ) millimeter

30 meters = ( ) centimeters 300 centimeters = ( ) decimeters

15 kilometers = ( ) centimeters 40 millimeters = ( ) centimeters

Showcase your abilities:

1. Please draw a 5 cm line segment.

2. Please draw a line segment of 1 decimeter.

3. Please draw another line segment 10 meters long. Think: How many centimeters do you use to represent 10 meters?

(1) The scale bar is different from the general ruler. It is a ratio and should not have a unit of measurement.

(2) When calculating the scale, the unit lengths of the front and back items must be converted into units of the same level.

(3) The first term of the scale should generally be simplified to "1".

Draw a rectangle 20 meters long and 10 meters wide on the drawing paper. The length is 5 cm and the width is 2.5 cm.

1. The ratio of the length on the picture to the actual length is 1:400 ( ).

2. The ratio of the width on the picture to the actual width is 1:400 ( ).

3. The ratio of the area on the picture to the actual area is 1:160000 ( ).

4. The ratio of the actual length to the length on the picture is 400:1 ( ).

1.What is scale?

2. Talk about it

(1) What does the scale 1:800 represent?

(2) What does scale 1: 3000000 represent?

(3) What does the scale 4500:1 mean?

On a map with a scale of 1:300000, the distance between places A and B is 12 centimeters. If the scale of 1:500000 is used instead, how many centimeters should be drawn as the distance between places A and B?

How to find the actual land distance between two places on a map of China?

Keywords: scale PPT, proportion courseware PPT, Jiangsu Education Edition sixth grade mathematics second volume PPT courseware download, sixth grade mathematics slide courseware download, scale PPT courseware download, proportion PPT courseware download, .PPT format

For more information about the "Scale Bar Proportion" PPT courseware, please click the Scale Bar ppt Proportion ppt tag.

"Understanding the Scale" Scale PPT courseware:

"Understanding the Scale" Scale PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of drawing according to 1:1 and reducing the drawing according to a certain ratio. 2. Understand the meaning of scale and be able to draw simple diagrams according to scale. 3. Actively participate in operational activities,...

"Line Segment Scale" Scale PPT courseware:

"Line Segment Scale" Scale PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of understanding the line segment scale and determining the direction and position of objects. 2. Able to find the actual distance based on the length of the line segment on the picture and the line segment scale, and determine the position and direction of the object..

"Application of Scale" Scale PPT Courseware 3:

"Application of Scale" Scale PPT Courseware 3 Teaching Objectives 1. Experience the process of observing the distribution diagram of zoo attractions and designing a tour route. 2. Be able to solve practical problems in life based on schematic diagrams and scales, and be able to explain the rationality of the design route. 3. In...

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Update Time: 2024-11-18

This template belongs to Mathematics courseware Jiangsu Education Edition Sixth Grade Mathematics Volume 2 industry PPT template

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"Scale" Proportion PPT Courseware 4
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