The number of significant figures is one.
0.00000004 has 1 significant figure.
0.00000004 has 1 significant figure.
Three significant figures are in this number.
There are 4 significant figures in this number.
There are six significant figures in this number (i.e. all the figures here are significant).
Give the number of significant figures in this number:2.110
0.00000004 has 1 significant figure.
The last four are significant.
Three significant figures are in this number.
The number 805 has three significant figures.
There are 4 significant figures in this number.
There are 4 significant figures in this number.
There are 3 significant figures in this number.
There are 2 significant figures in this number.
There are 3 significant figures in this number.
There are six significant figures in this number (i.e. all the figures here are significant).
There are 3 significant figures in this number.
The least number of significant figures in any number of the problem determines the number of significant figures in the answer.