Two significant figure
Five. All nonzero digits are significant and zeros in between significant digits are significant.
It is 13000.
Three significant digits.
This number has seven significant digits.
There are five significant digits.
Two.
5
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.
It is 13000.
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.