Dear students,
If you have encountered an intriguing Math problem, don't suffer in silence. Try sending the problem here. I will get back to you ASAP.
Do follow me on IG (@changchengliang) for the latest postings of my worked solutions.
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Math problems with my solution at my IG posts (https://www.instagram.com/changchengliang/)
<compilation of queries>P6 Measurements
P6 Geometry
P6 Circles
P6 Speed
P6 Ratio
P6 Fractions
P6 Percentage
P6 Numbers
P6 Geometry
P6 Circles
P6 Speed
P6 Ratio
P6 Fractions
P6 Percentage
P6 Numbers
Rudimentary skills at my IG posts(https://www.instagram.com/changchengliang/)
Reading numerals (numerals to words)
https://www.instagram.com/tv/B86H0p_HIS9/?
Estimation https://www.instagram.com/tv/B22Ej-rH94o/?
Fractions
Writing mixed number from long division https://www.instagram.com/p/BP8ebKkh1P-/?
Simplifying fractions https://scratch.mit.edu/projects/284472200/fullscreen/
Percentage
The idea of percentage: https://www.instagram.com/p/BPtFYsNDDjF/?https://www.instagram.com/p/Bl3QaRoHm2q/?
Similar triangles
Area of square https://www.instagram.com/p/CYDhPmXJGmW/Types of Triangles
--- using strawshttps://www.instagram.com/p/BgqvPauhRzs/?https://www.instagram.com/p/B-AF0gxHyEk/?
--- By animationhttps://www.instagram.com/p/BxT8OgrH1Pl/?https://www.instagram.com/p/B9zWljtHaDN/?
Area of Triangles --- proofby animationhttps://www.instagram.com/p/Bg1WiBAhJXW/?
by cutting paperhttps://www.instagram.com/p/Bg5flQ7hGvc/?
Finding Area
https://www.instagram.com/p/CYCW0WbBSzY/https://www.instagram.com/p/CYCQTUvPLdE/https://www.instagram.com/p/CYCW0WbBSzY/Exploratory activity for Areahttps://www.instagram.com/p/BuUEoH8n91X/?
Trigohttps://www.instagram.com/p/CX-QawFpCaO/https://www.instagram.com/p/CX-ZUjIptYN/
Geometry
Vertically opposite angleshttps://www.instagram.com/p/BnlpCmZB5Nu/?Breath in and out Polygon --- https://www.instagram.com/p/CX5cYfzKfJf/
Properaties of Interior and exterior angles of triangleshttps://www.instagram.com/p/BxaWohiHasP/?
A Classical Geometry question (from PSLE)https://www.instagram.com/tv/CM3yhdxnltf/?utm_source=ig_web_copy_link&igsh=MzRlODBiNWFlZA==
Algebra Check out this answer-checking mnemonicshttps://www.instagram.com/tv/CKOu8KRnkRT/?utm_source=ig_web_copy_link&igsh=MzRlODBiNWFlZA==
Science IG posts (https://www.instagram.com/changchengliang/)
Electricity
Parallel vs Series configuration --- Observe the brightness of the bulbshttps://www.instagram.com/p/BTbwFwjh1JL/?
Newsworthy IG posts
China vs US squabbles about space ventures ><. https://www.instagram.com/p/CYDooUEJCNl/Nothing could stop man from killing wife ><. https://www.instagram.com/p/CYA6FIzpyxp/Guide to 2021's tech buzzwords. https://www.instagram.com/p/CYBAeucJfzp/
Music IG posts
Family Time
Graphics/Background
Looping videos IG posts
National Education (NE)
Values
Listen https://www.instagram.com/p/B4BKskOH_n1/?
Target Setting https://www.instagram.com/p/CGfVMuInUUW/?
Facing challenges?
https://www.instagram.com/p/BdXGWtiBWuS/?
https://www.instagram.com/p/BxVDQyKHwPK/?
Success is like an Iceberg https://www.instagram.com/p/B2BEP1YnOxM/?
Scouts
Scout Hymn https://www.instagram.com/p/BfiSiPqhwWU/?
In my dreams I'm going back to Gilwell https://www.instagram.com/p/BfkH8rxhCbh/?
mr chang's classes while at PCS
mr chang's classes while at PCS
Archive
P5 E2K Math __ (completed for the year)
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