- Since 7 is in the tenths place, 6.78 is between 6.7 and 6.8
- 6.75 is the midpoint between 6.7 (6.70) and 6.8 (6.80)
- As illustrated on the number line, 6.78 is greater than the midpoint (6.75)
- Therefore, 6.78 rounded to the nearest tenth (one decimal place) = 6.8
%20with%20a%20number%20line.png "6.78 rounded to the nearest tenth (one decimal place) with a number line")
