Algebra Basics: Introduction to conventions and sign rules

This video is an updated introduction lesson to the basic concepts you need to learn for algebra covering the basic conventions as well as the sign rules. Practice questions and answers at the end of the video. Skip to: 00:00 Introduction 00:37 Letter/variable conventions 01:32 Working with signs introduction 01:54 Multiplying or dividing two positive numbers/variables 02:12 Adding a positive number/variable 02:24 Multiplying or dividing two negative numbers/variables 02:36 Subtracting a negative number/variable 03:00 Multiplying or dividing a negative and positive 03:14 Adding a negative or subtracting a positive 03:30 Practice questions and answers Minity Maths: Educational maths help videos to learn mathematics for school, exams or just general life. New videos added weekly. LIKE AND SUBSCRIBE Below are some links to products we recommend: Casio Scientific Calculator Black: https://amzn.to/3E4FBRF Casio Scientific Calculator Blue: https://amzn.to/2Zb5twk Casio Scientific Calculator Pink: https://amzn.to/3lWdHBf An excellent book if you're teaching mathematics or helping your children: The Elephant in the Classroom by Jo Boaler: https://amzn.to/3vwzra4 Linking rods can be used for a variety of topics: https://amzn.to/3vuZnD7 Follow us: Instagram:   / minitymaths   Twitter:   / minitymaths   Facebook:   / minitymaths   #maths #math #mathematics #learnmath #mathhelp #mathsteachingresources #GCSE With thanks to Mixkit for sound effects and/or music https://mixkit.co/