- Since 1 is in the tenths place, 0.18 is between 0.1 and 0.2
- 0.15 is the midpoint between 0.1 (0.10) and 0.2 (0.20)
- As illustrated on the number line, 0.18 is greater than the midpoint (0.15)
- Therefore, 0.18 rounded to the nearest tenth (one decimal place) = 0.2
%20with%20a%20number%20line.png "0.18 rounded to the nearest tenth (one decimal place) with a number line")
