- Since 2 is in the tenths place, 4.23 is between 4.2 and 4.3
- 4.25 is the midpoint between 4.2 (4.20) and 4.3 (4.30)
- As illustrated on the number line, 4.23 is less than the midpoint (4.25)
- Therefore, 4.23 rounded to the nearest tenth (one decimal place) = 4.2
%20with%20a%20number%20line.png "4.23 rounded to the nearest tenth (one decimal place) with a number line")
