It is already rounded to the nearest ten as 840
145
It is: 850
840
The answer will depend on the extent of rounding. To the nearest whole number it is 836, to the nearest million, it is 0.
840
145
It is: 850
27844 rounds to30 000 to the nearest ten thousand28 000 to the nearest thousand27 800 to the nearest hundred27 840 to the nearest ten
840
The answer will depend on the extent of rounding. To the nearest whole number it is 836, to the nearest million, it is 0.
840
It ends with a 2, so it must be rounded down to 840.
840
840
850
It's already there.
850