37.753 rounded to one significant figure becomes 40
The first significant figure of 0.000169 is the 1 and it has 3 significant figures.
There are a many great ways in which you could add significant figures. You could simply add them with math.
18.4 rounded to one significant figure becomes 20
6048 rounded to one significant figure becomes 6000
0.019 to 1 significant figure is 0.02 (significant figure is counted from the left with 1st significant being the first non-zero from the left)
0.3
37.753 rounded to one significant figure becomes 40
It has 1 significant figure.
4252 to 1 significant figure is 4000.
4916 to 1 significant figure is 5000
Rounded to 1 significant figure it is 0.4
9753261 to 1 significant figure is 10,000,000
1150 to 1 significant figure is 1000
654 rounded to one significant figure becomes 700.
1534 to 1 significant figure is 2000.
1512 to 1 significant figure is 2000