217.7
a tenth is the first number after the decimal place. If the second number after the decimal place is 5 or more than you round up (i.e. from 7 to), but in this case the second number is less than 5 so you round down to .7
round 48.6 to the nearest tenth
Round 3.7416573 to the nearest tenth is 3.7
To the nearest tenth it is 2796.
118.0
It then is 471.4 to the nearest tenth
It is 61.9 to the nearest tenth
It then is 0.7 to the nearest tenth
It is 263.8 to the nearest tenth
4.4, to the nearest tenth.
24.6 Round 24.583 to the nearest tenth? => 24.600
6.3 is the nearest tenth...
It then is 1.5 when rounded to the nearest tenth