1.9
Since there is no decimal, you do not round 19 to the nearest tenth. If you wanted to round to the nearest ten, that would be 20.
It's already there.
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
Rounded to the nearest tenth: 18.8 Rounded to the nearest whole number: 19 Rounded to the nearest ten: 20.
42.0
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 232.4 when rounded to the nearest tenth
It is 12.4 rounded to the nearest tenth
It is 0.8 when rounded to the nearest tenth
It is then 20.2 when rounded to the nearest tenth
4.4
4.4