The number 12.300 has five significant digits. The nonzero digits (1, 2, and 3) are all significant, as well as the zero after the decimal point. Zeros between nonzero digits (like the zero after the decimal point) are also considered significant.
3.
12,300 has 3 significant figures.
3 significant figures.
As expressed, three.
Five. All nonzero digits are significant and zeros in between significant digits are always significant.
3.
12,300 has 3 significant figures.
12,300 has 3 significant figures.
3 significant figures.
3 significant figures.
3 of them.
As expressed, three.
4
It has two significant digits.
3 significant digits.
It has 3 significant digits.
Five. All nonzero digits are significant and zeros in between significant digits are significant.