# How many significant digits are in #50.00#?

##### 1 Answer

May 24, 2016

50.00 (4 significant figures)

#### Explanation:

there are 4 significant figures in

There are 3 types of zeros:

**Leading zero**: Do not count as a significant figure.

*Example:*0.001 (1 significant figure), 0.2 (1 significant figure)**Captive zero**: Always count as a significant figure.

*Example:*709 (3 significant figures)**Trailing zero**: Counts as a significant figure if the number contains a decimal point. However, it does not count if the number does not contain a decimal point.

*Example:*50.00 (4 significant figures), 50 (1 significant figure), 50. (2 significant figures).