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# 013456â¦ - PowerPoint PPT Presentation

The Numbers. 1. 2. 4. 013456…. 5. The numbers we write are made up of algorithms, (1, 2, 3, 4, etc) called arabic algorithms, to distinguish them from the roman algorithms (I; II; III; IV; etc.). 1. 2. 4. 013456…. 5.

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## PowerPoint Slideshow about '013456â¦' - leanne

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Presentation Transcript

The Numbers

1

2

4

013456…

5

The numbers we write are made up of algorithms, (1, 2, 3, 4, etc) called arabic algorithms, to distinguish them from the roman algorithms (I; II; III; IV; etc.).

1

2

4

013456…

5

The arabs popularise these algorithms, but their origin goes back to the phenecian merchants that used them to count and do their commercial contability.

1

2

4

013456…

5

Have you ever asked the question why 1 is “one”, 2 is “two”, 3 is “three”…..?

1

2

4

013456…

5

Easy, very easy…!

There are angles!

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2

4

013456…

5

1

2

4

013456…

5

1 angle

2 angles

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2

4

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5

3 angles

4 angles

1

2

5 angles

6 angles

4

5

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7 angles

8 angles

1

2

4

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5

9 angles

Zero angle !

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2

4

5

013456…

Moral of the story:

It is never late to learn!

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2

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013456…