Triangular Numbers Explained

This video explains what triangular numbers are and the patterns associated with them. Two puzzles are at the end of the video. See our video about how to find the nth triangular number:    • How To Find The Nth Triangular Number   Skip to: 00:00 Introduction 00:22 What exactly is a triangular number? 00:42 What patterns do you notice about the sequence? 01:43 How to find a triangular number 02:20 Practice questions/ puzzles 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   #triangularnumbers #sequences #mathematics #learnmath #mathhelp #mathsteachingresources #GCSE With thanks to Mixkit for sound effects and/or music https://mixkit.co/