Скачать или смотреть Ratio: EVERYTHING you need to know for maths GCSE!

Lots of practice GCSE Maths questions and support over at: https://mathskitchen.com/?utm_source=...
This video is all to do with ratios. Perfect to help you with your maths GCSE revision or if you're learning this for the first time!

I look at what a ratio is and why we use them, how to simplify a ratio, how to divide an amount in a given ratio, how and why to simplify in the form 1:n and how ratios relate to fractions.

One of the skills you need when simplifying ratios is to be able to tell what a number can be divided by and I've done a couple of videos on that:

   • Quick maths trick - test of divisibility f...  

   • Easiest way to check if a number divides b...  

I also mention a quick and easy way to divide any number by four and that can be found here:

   • Really quick and easy trick for multiplyin...  

Thanks for watching - hope you found it useful.