5:14 How to Round Numbers to Significant Figures (2026/27 exams)
Clear UK walkthrough of what significant figures are and how to round to them.
Rounding - significant figures
Round to a given number of significant figures
5 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.
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4:21 Rounding to Significant Figures - Corbettmaths
Corbettmaths shows how to round to 1, 2 or 3 significant figures with clear examples.
7:54 The Maths Prof: Rounding (to 3 significant figures)
Friendly step-by-step method for rounding to significant figures with extra worked examples.
4:24 Rounding 2 — Significant Figures
CGP explains what significant figures mean then talks through rounding examples.
8:58 Rounding to significant figures
Thorough Hegarty explanation of rounding to significant figures across whole numbers and decimals.