pxt-calliope/docs/lessons/lucky-7/quiz.md

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# lucky 7 blocks quiz
Show a number on the micro:bit
## Name
## Directions
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Use this activity document to guide your work in the [lucky 7 activity](/lessons/lucky-7/activity).
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Answer the questions while completing the tutorial. Pay attention to the dialogues!
## 1. Describe what "show number" does?
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## 2. Draw every LED that is ON after running this code
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```blocks
basic.showNumber(7)
```
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![](/static/mb/empty-microbit.png)
## 3. Draw every LED that is ON after running this code
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```blocks
basic.showNumber(21)
```
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![](/static/mb/lessons/answering-machine-4.png)
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## 4. Write the code that will be used to display the number 3 on the micro:bit.
![](/static/mb/lessons/lucky-7-3.png)