Respuesta :
Answer:
310.3
Step-by-step explanation:
hundreds tens ones. tenths hundredths thousandths
3 1 0 . 2 8 6
We are round to the nearest tenth so we are rounding the 2.
We look at the 8. 8>= 5 so we will round the 2 up to 3
310.286 round to 310.3