## Interactive Tool for Visualising Rational and Irrational Numbers 2021 JavaScript HTML5 Applet

- Details
- Parent Category: Interactive Resources
- Category: Mathematics
- Created: Monday, 08 March 2021 09:26
- Last Updated: Monday, 08 March 2021 09:29
- Published: Monday, 08 March 2021 09:26
- Written by Shaun
- Hits: 343

### About

# Rational and Irrational Numbers in Decimal Form, and on a Number Line

An interactive model to show how irrational and rational numbers can be displayed, both in decimal, and in a number line. based on ideas from https://www.geogebra.org/m/hudgdmqu https://www.geogebra.org/m/achKw2SG### Translations

Code | Language | Translator | Run | |
---|---|---|---|---|

### Software Requirements

Android | iOS | Windows | MacOS | |

with best with | Chrome | Chrome | Chrome | Chrome |

support full-screen? | Yes. Chrome/Opera No. Firefox/ Samsung Internet | Not yet | Yes | Yes |

cannot work on | some mobile browser that don't understand JavaScript such as..... | cannot work on Internet Explorer 9 and below |

### Credits

Shaun; lookang

### end faq

### Sample Learning Goals

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### For Teachers

# Interactive Tool for Visualising Rational and Irrational Numbers 2021 JavaScript HTML5 Applet

**The link to the interactive can be found here.**

## Description

This is a simple interactive to help students visualise rational and irrational numbers when placed on a number line. For rational numbers, they can

**manipulate the numerator and denominator**to form the desired fraction. They can also**change the number of decimal places**displayed to gain a better understanding of repeating decimal values.Interactive displaying rational numbers |

Interactive displaying irrational values |

This interactive also comes with a

**simple number game.**Students can generate a random number, after which they can drag the red indicator on the number line to locate the value. A "Check answer" button is provided to help students determine how close their answer is to the desired value.

The number game in progress |

"Check answer" dialog showing how close the student's answer is |

**The link to the interactive can be found here.**

Research

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### Video

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### Version:

### Other Resources

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