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Maths made easy: Explaining functions
In this article, we look at some great resources that explain the maths concept of functions really well.
(Parent24)
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Functions is an important concept in mathematics to grasp.

These sites, blogs and videos do an excellent job of explaining it visually and offer all these videos and more resources for free. Hope this helps!


Which math or science concepts does your child need help with? Please let us know at learn@parent24.com and we'll do our best to find expert material to explain it.

The Maths is Fun website offers a great post about functions. Here's a small screen grab of the introduction:

maths explained: function

The article offers a long explanation of functions, including: input, output and their relationship; sets; the rules of functions; examples of when a relationship between numbers or sets is NOT a function; the vertical line test; finite and infinite sets; lots of the terms used for functions, including domain, co-domain and range, argument, variables, etc; ordered pairs; explicit vs implicit functions.

maths explained: function example

It ends with a few interactive online questions to test the learner's grasp of functions. Highly recommended!   

The wonderful Khan Academy has a whole module on functions on their website, including interactive tests. Here's the first video in their functions series:

Math Antics is a great website and YouTube channel that explains mathematics in a simple, visual way. Here Rob explains Functions:



Eddie Woo, who tapes his popular maths classes at a high school in Sydney, Australia, explains functions like this:

Hope this was helpful! Do go to these websites for more in-depth studying and some interactive tests.

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Interesting reads:

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Which math or science concepts does your child need help with? Please let us know at learn@parent24.com and we'll do our best to find expert material to help explain it.

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