The first step in assessing the number of significant figures is to identify the greatest non-zero digit. In this case it is five. Then you simply count on until the last digit given. In this case there are 3 more digits after the 5. Therefore the number has been given to 4 significant figures.
4 significant digits.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
5 significant digits.
There are three significant digits in 3.56.
4
Five. All nonzero digits are significant and zeros in between significant digits are significant.
It has two significant digits.
3 significant digits.
It has 3 significant digits.
4 significant digits.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
000203 has 3 significant digits.
Three significant digits.
There are 3 significant digits in 20.0