It is easy to find the greatest common factor using this old method. This is the fastest method of working out greatst common factors short of knowing all the factors for every number!
This method works rapidly evenforlarge numbers and utilises the Euclidean algorithm. Big shoutout to Nicki - thanks for your comment!
Tagged under: GCF,greatest common factor,highest common factor,HCF,factor
Clip makes it super easy to turn any public video into a formative assessment activity in your classroom.
Add multiple choice quizzes, questions and browse hundreds of approved, video lesson ideas for Clip
Make YouTube one of your teaching aids - Works perfectly with lesson micro-teaching plans
1. Students enter a simple code
2. You play the video
3. The students comment
4. You review and reflect
* Whiteboard required for teacher-paced activities
With four apps, each designed around existing classroom activities, Spiral gives you the power to do formative assessment with anything you teach.
Carry out a quickfire formative assessment to see what the whole class is thinking
Create interactive presentations to spark creativity in class
Student teams can create and share collaborative presentations from linked devices
Turn any public video into a live chat with questions and quizzes