## About

Precision is the maximum number of significant digits (on either side of the radix point) in the fixed point notation

If a value exceeds the precision, then an application such as a database would return an error.

## Example

### Single number

- The number 00123456.78 has a precision of 8
- 123.45 has a precision of 5
- 1.2345 has also a precision of 5

### Decimal and precision

Precision | Rounded to significant figures | Rounded to decimal places |

6 | 12.3450 | 12.345000 |

5 | 12.345 | 12.34500 |

4 | 12.35 | 12.3450 |

3 | 12.3 | 12.345 |

2 | 12 | 12.35 |

1 | 10 | 12.3 |

0 | N/A | 12 |