It is already rounded to a tenth. However, if you need to show that it has, you could write it as 397.0
4.0
4.0
400
It is then 20.2 when rounded to the nearest tenth
It is 232.4 when rounded to the nearest tenth
It is 12.4 rounded to the nearest tenth
It is already rounded to the nearest tenth as 26.0
168.6
397 rounded to the nearest hundreds place = 400
It is 5.2 when rounded to the nearest tenths.
65.6
It is then 52.8 when rounded to the nearest tenth
It is then 56.5 when rounded to the nearest tenth
It is 0.8 when rounded to the nearest tenth
It is 12.4 rounded to the nearest tenth
It is then 20.2 when rounded to the nearest tenth
It is 232.4 when rounded to the nearest tenth
4.4
113.04 rounded to the nearest tenth is 113.0.
346.21 rounded to the nearest tenth is 346.2.