145.992 using only four significant figures is 146.0
21,600 using only four significant figures is still 21,600.
840 using four significant figures is 840.0
61.37795276 in four significant figures is 61.38
There are four significant figures in 0.1111.
There are four significant figures in .007001
Four of them.
The number 3,072 has 4 significant figures.
100,3 has four significant figures.
Four significant figures.
It has four significant figures
There are four significant figures in the number 0.6020.
241.9956 rounded to four significant figures is 242.0