Numeric block parameters are always calculated in up to 15 significant decimal digits (high precision); however, you have the choice of displaying them in up to 6 or 15 significant decimal digits. When displaying values in high precision, the size of some blocks, such as slider and display blocks, may grow to accommodate the display.

**To change the display of
significant decimal digits**

1. Choose
**Edit** > **Pre ferences**.

2. Click
the **Preferences** tab.

3. Set
**High Precision** to calculate in up to 15 significant decimal digits. Clear
the option to calculate in up to 6 significant decimal digits.

4. Click
**OK**, or press **ENTER**.