- Since 1 is in the tenths place, 7.142 is between 7.1 and 7.2
- 7.15 is the midpoint between 7.1 (7.10) and 7.2 (7.20)
- As illustrated on the number line, 7.142 is less than the midpoint (7.15)
- Therefore, 7.142 rounded to the nearest tenth (one decimal place) = 7.1
%20with%20a%20number%20line.png "7.142 rounded to the nearest tenth (one decimal place) with a number line")
