When rounding 78.8 to the nearest whole number, it will be 79. This is because the digit immediately to the right of the decimal point is 8, which is greater than or equal to 5. Therefore, the 8 in the tenths place will cause the 7 in the ones place to increase by 1 to become 8.
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If you are rounding to the nearest whole number, it would be 79. If rounding to the nearest tenth, then it would not change.
790
788 to the nearest tens place is 790.
It is -788/100, though you can simplify the ratio if you so wish.
Round to the nearest thousandth: 3,000 Round to the nearest hundredth: 2,600 Round to the nearest tenth: 2,580
It depends on where you want to round it to. It could round up to 1. Or 0.71 or 0.701