基本信息

更新日期:
包名:
eojogcbhkflldpehpgfoakkofcaojaak
版本:
1.0.2
大小:
417KiB
类型:
应用
平台:
Chrome
评分:
3
发布日期:
2014-01-23
价格:
免费
开发者:
www.visnos.com

Sieve of Eratosphenes插件截图

【图】Sieve of Eratosphenes(截图1)【图】Sieve of Eratosphenes(截图2)

Sieve of Eratosphenes插件简介

Use this bright colorful Sieve of Eratosthenes to find prime numbers while also learning about factors and multiples.

Named after the Greek Mathematician Erastosthenes, the sieve provides a very efficient method for finding prime numbers.

As well as finding primes, the process helps students learn about multiples and factors. This interactive sieve is unique in that it show more than one color per square. This allows for the sieve to be used in variety of interesting ways.

For example the Sieve can be used to find the the LCM ( Lowest/Least common multiple ) of a set of numbers.

A youtube video describes how to use this app, and also full help and instructions can be displayed by clicking the info icon.

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插件评论

Ana

This is a great application to teach and practice patterns of addition, skip counting patterns and patterns of multiplication. So far as I can see it has its limit at 100. It may be even better if the tool is enabled to extend to much higher numbers.