Sig Fig Calculator to count how many significant figures are in a number. The Significant Figures Calculator will also find which digits are significant in a number. The sig fig rules is shown below on how to count significant figures of any number.
Significant Figures Calculator |
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| Number | |
| # of Significant Figures | |
| Significant Figures |
The sig fig rules below shows you how to count significant figures of any number.
1. Non zero digits are always signifcant
2. Leading zero are never signifcant
3. Trialing zero are significant only if there is a decimal.
4. Zeros in between non-zeros digits are significant.
Following is a significant figures examples to show you how to find signifcant figures.
| Number | Count | Sig Figs |
|---|---|---|
| 0.12550 | 5 | 1, 2, 5, 5, 0 |
| 0.1255 | 4 | 1, 2, 5, 5 |
| 0.001255 | 4 | 1, 2, 5, 5 |
| 1932 | 4 | 1, 9, 3, 2 |
| 1932.059 | 7 | 1, 9, 3, 2, 0, 5, 9 |
| 1932.0590 | 8 | 1, 9, 3, 2, 0, 5, 9, 0 |
| 1059000 | 4 | 1, 0, 5, 9 |
| 1.85 | 3 | 1, 8, 5 |
| 1.0085 | 5 | 1, 0, 0, 8, 5 |
| 10085 | 5 | 1, 0, 0, 8, 5 |
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