Well, darling, 6.78 rounded to the nearest tenth is 6.8. It's as simple as that. No need to make a big fuss about it. Just round it up and move on with your day.
The nearest 100th is 800. You should round down not up. If you want to round up it would be 900.
You round it up to 1000.
490
What is the nearest 100 of 450
To round to nearest 10th, look at the 100th place. If it is 5 or more, round the 10ths place up, otherwise leave it the same, and drop the rest of the decimal. So 5.524 rounded to the nearest 10th is 5.5, since the 100ths place is 2.
2.4
1.2494
681.0
Well, darling, 6.78 rounded to the nearest tenth is 6.8. It's as simple as that. No need to make a big fuss about it. Just round it up and move on with your day.
8.0
Depends what you're rounding it to. If it's the nearest tenth, you round up to 1260 if it's the nearest hundreth, you round up to 1300 If its the nearest thousanth, you round down to 1000
nearest cent
The nearest 100th is 800. You should round down not up. If you want to round up it would be 900.
2840. But round to the nearest ten is 2830.
You round it up to 1000.
The answer depends on the units used for 91.