5.6 is already an exact number of tenths ... 56 of them, and no part of another one.
So it doesn't need any rounding. There's no other tenth that's any closer to 5.6 than
what you already have.
trtyry6ujus5ry
6.2
56.0
56.0
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