Numbers | Maths IGCSE S1·E1 | ZNotes Live

In this episode ZNotes Live with Ivan Zelich, we will be discussing the first chapter of the IGCSE Maths syllabus: Numbers; which consists of Sets, Family of Numbers, HCF & LCM, Ratios, Percentages. We hope you enjoy our Live Session! Resources for this lesson PDF for this lesson: https://images.znotes.org/live/igcse/maths/s1e1-numbers-public.pdf Other resources: Past Paper Playlist: https://www.youtube.com/playlist?list=PLg_PzRwnqqrcTlpBvH8kWF449sBhiSVwj Notes: https://www.znotes.org/caie/igcse/maths-0580/theory, https://www.znotes.org/caie/igcse/maths-0580/model-answers Timestamps: 0:00 Intro 1:22 Deep Dive 16:00 Work Out 28:23 Wrap Up Connect with us! Website: https://www.znotes.org/ Community: https://discord.gg/pntDdE5 Instagram: https://www.instagram.com/znotesrevision Twitter: https://twitter.com/znotesrevision Expert Bio: Ivan Zelich graduated from the University of Cambridge in 2020 studying pure mathematics. He has given two TED talks in Paris and Sydney speaaking about education and his paper on geometry that he published while in high school. He has competed in olympiads and is excited to share his insights into test taking strategies and of course, mathematics! Host Bio: Devandhira Wijaya Wangsa is an aspiring mathematician who has been working in ZNotes since 2019, created a total of five ZNotes, and has assisted many of his peers in mathematics ranging from secondary level to first-year undergraduates. Devan is currently studying for his A-Levels taking 4 subjects. Social Media accounts: instagram: https://www.instagram.com/za_pierrot/ Steam: https://steamcommunity.com/id/crimsonlotus26/ Spotify: https://open.spotify.com/user/215ra5tsxhcrrbg4lao7e67ji?si=7syjj6D9RPO87MyHoMeRTw