1 is already rounded to a greater extent than that!
6.5- you round it until it has one decimal.
334.4 is already in 1 decimal place
To one decimal place it is rounded to 0.9
It will round up to 0.9 to one decimal place
5.23 rounded to one decimal place is 5.2.
4.38 rounded to one decimal place is 4.4
4.72 rounded to one decimal place is 4.7
To round 5.83 to one decimal place, you look at the digit in the second decimal place, which is 3. Since 3 is less than 5, you do not round up the first decimal place. Therefore, 5.83 rounded to one decimal place is 5.8.
The digit in the second decimal place is a 1, so we round to 1.7 as the 1 rounds down.
8.41 rounded one decimal place would be 8.4
Leave it as it is because it is already in one decimal place
round 0.2975 to 1 decimal place = 0.3