None of the zeros in that number are significant.
All numbers which are not "zero" are classed as significant digits. Therefore in the number 129 there will be three digits which are classed as significant.
There are 2 significant digits: 5 and 4
There are 5 significant digits in number 14500. To count for a given number as to how many significant digits does it have, look for the first zero form left and decimal point. For ex sample 0045 has 2 significant digits 0.0045 has 2 significant digits 0.4500 has 4 significant digits.
Three: The first two zeros are not significant digits.
Two
Two of them.
Two of them
2 of them.
Two - the trailing zeros are not significant.
None of the zeros in that number are significant.
There are two significant figures in 85000
There are four significant digits in the number 1.071.
Three significant digits.
This number has seven significant digits.
All four of the digits given are significant digits.
There are two significant digits in the number 83.