**[View the accompanying Lesson on Significant Digits & Measurements here.]**

**[Download the accompanying PDF worksheet here.]**

- How many significant digits does each of the following numbers have ?
- 42,784 cm
- 120 mi
- 9842.010 kg
- 0.0819 sec
- 0.000200500 ft
- 4300. lb
- 8.600°C
- 0.553092 ms