0.1234 rounds to0 to the nearest ten0 to the nearest whole number/unit0.1 to the nearest tenth0.12 to the nearest hundredth0.123 to the nearest thousandth
7000
1200
5.5016
1230
780
Yes, it has no decimal parts.
Try taking the square root. If you get a whole number, then it is.
Not to an exact whole number, 1,234 / 12 = 102.83333
Any number between 7500 and 8500.
1230
1234