0.000721
56,870 rounded to 3 significant figures is 56,900
16.275 rounded to 3 significant figures is 16.3
0.000709999 rounded to 3 significant figures is 0.000710
0.092347 rounded to 3 significant figures is 0.0923
1.0479 rounded to 3 significant figures is 1.05
It is: 98900 rounded to 3 significant figures
It is then 12100 when rounded to 3 significant figures
Rounded to 3 significant figures it is 0.0328
It is 0.00984 rounded to 3 significant figures
A number with only 1 significant figure can't be rounded to 3 significant figures
7.38809 rounded to 3 significant figures is 7.39.