18:35 Upper and Lower Bounds - GCSE Higher Maths
Clear, thorough walkthrough of finding upper and lower bounds with worked exam-style examples.
Understand the difference between the bounds of discrete and continuous quantities
3 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.
18:35 Clear, thorough walkthrough of finding upper and lower bounds with worked exam-style examples.
4:33 Corbettmaths explains finding lower and upper bounds for rounded continuous quantities.
4:32 Short, friendly intro to what upper and lower bounds are and the half-the-accuracy method.