Guides ยท Science
Significant Figures Basics
Track measurement precision
Significant figures indicate precision of measurements; rules guide counting and rounding to reflect uncertainty accurately in calculations.
- significant figures
- precision
- rounding
- measurement
- uncertainty
Count
Identify nonzero digits, zeros between them, and trailing zeros after decimals as significant.
Calculate
During math, round to the least precise measurement.
Report
State results with appropriate sig figs and units.
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