significant figures explained - How to work them out

Significant figures, or digits, allow you to assess the precision of your measurements. But what are the rules for determining the number of significant figures? Watch the video and find out.
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[@timmac700]

Thanks that was really helpful

[@VigyaSinghIB23A363KAGY]

How did you calculate the percentage?

[@AffaAu]

There is a typo in the 1st calculation. The percentage error should be 0.05/1.2 = ~4.17% The other two are correct.