40.00 has four significant figures. A significant figure is any non-zero digit or any embedded or trailing zero. Leading zeros are not significant.
4000 has between 1 and 4 significant figures: if it is a rounded number, then it could have been 3999.9, for example, which would be rounded to 4000 to 1, 2, 3 or 4 significant figures.
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
4000 has between 1 and 4 significant figures: if it is a rounded number, then it could have been 3999.9, for example, which would be rounded to 4000 to 1, 2, 3 or 4 significant figures.
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.
Give the number of significant figures in this number:2.110