- Since 2 is in the tenths place, 3.22 is between 3.2 and 3.3
- 3.25 is the midpoint between 3.2 (3.20) and 3.3 (3.30)
- As illustrated on the number line, 3.22 is less than the midpoint (3.25)
- Therefore, 3.22 rounded to the nearest tenth (one decimal place) = 3.2
%20with%20a%20number%20line.png "3.22 rounded to the nearest tenth (one decimal place) with a number line")
