Rules
Examples
100

Are leading Zeros SigFigs?

No

100

How many sig figs is 3234?

4
200

What digits are always SigFigs?

NonZero Numbers

200

How many sig figs is 103

3

300
What thing makes all digits sigFigs no matter what?
Scientific Notation
300

How many sig figs 012.3450

6
400

If there is two zeros in between two nonzero digits are the zeros sigfigs?

Yes

400

How many sig figs is 0.133450100 x 1023

10

500

How does a decimal affect trailing zeros?

It makes them go from Not Sig Figs to Sig Figs

500

How many sig figs doe 0230.

3