where would you see a scale?...where would you see a scale? scales how many different places can you...
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![Page 2: Where would you see a scale?...Where would you see a scale? Scales How many different places can you think of? How many different types can you think of? Did You Think of All These?](https://reader036.vdocuments.us/reader036/viewer/2022071402/60ef611888a4936dbf6824fd/html5/thumbnails/2.jpg)
Where would you see a scale?
Scales
How many different places can you think of?
How many different types can you think of?
![Page 3: Where would you see a scale?...Where would you see a scale? Scales How many different places can you think of? How many different types can you think of? Did You Think of All These?](https://reader036.vdocuments.us/reader036/viewer/2022071402/60ef611888a4936dbf6824fd/html5/thumbnails/3.jpg)
Did You Think of All These?
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Image by is licensed under CC BY 2.0 Image by is licensed under CC BY 2.0 Image by is licensed under CC BY 2.0 Image by is licensed under CC BY 2.0
speedometer measuring jug weighing scale 30cm ruler
metre stick thermometer bathroom scale flood measurement
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Scales Can Be in a Straight Line
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…or Circular
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A circular scale is just like a number line that has been curved round.
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Find zero
Look at the numbers
Do the numbers go up in ones?
This one is straightforward because all the lines are numbered.
Reading Scales
How much water is in the bucket?
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Find zero
Look at the numbers
Do the numbers go up in ones?
Are there any extra lines between the numbers?
What do you think each extra line represents?
Test your theory by counting up the scale.
Reading Scales
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The scale goes up in ½ litres, we have tested it by counting up.
5 ½ 54 ½43 ½32 ½21 ½1½
Reading Scales
How much water is in the bucket?
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Test your theory by counting between the numbers
What do you think they represent?
Are there any extra lines between the numbers?
Look at the numbers – what do they go up in?
Find zero
Keep Using The Tips…
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30
20
10
0
What is the temperature today?
What About This One?
23°C
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10
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1
20
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4
2
What Is the Same and What Is Different about These Scales?
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10
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2
1
0
10
0
10
0
What Is the Same and What Is Different about These Scales?
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0g
400g
100g
200g
300g
500g
600g
700g
0g
400g
100g
200g
300g
500g
600g
700g
What Is the Same and What Is Different about These Scales?
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What Is the Same and What Is Different about These Scales?