Final answer:
To round 8.375 to the nearest tenth, look at the hundredths place. Since it's a 7, you round up the tenths place from 3 to 4, resulting in 8.4.
Step-by-step explanation:
When rounding 8.375 to the nearest tenth, we need to look at the digit in the hundredths place. In this case, the digit in the hundredths place is 7, which is 5 or above. Therefore, we round the digit in the tenths place, which is 3, up by one to get 4. So, 8.375 rounded to the nearest tenth is 8.4.