How many significant figures does 1.00e3 have?
3 significant figures
The digits that count: 100
Why
- →Every non-zero digit is significant.
- →Trailing zeros after a decimal point record precision, so they are significant.
- →Zeros between significant digits are significant.
- →In scientific notation only the mantissa carries significant figures; the exponent places the decimal point.
1.00e3 rounded
| Significant figures | Result |
|---|---|
| 1 | 1 |
| 2 | 1.0 |