300
308 rounded to the nearest tens place is 310. 308 rounded to the nearest 100s place is 300. It cannot be rounded to the nearest 1000s place.
It is 75 308 000.
300
308/10 = 3,080%
308 mg = (308 x 10^-3) g
308 is a single number and there is no indication as to how it was arrived at. So there is no possibility of improving on it by estimating.
308 28 x 10 = 280 28 x 1 = 28 Total: 308
308 ÷ 10 = 30 with remainder 8 or 30.8
The nearest 10 is 10.
It is 6800 to the nearest 10 and not 6790
260
To the nearest tens, 10 To the nearest ones, 10 To the nearest tenths, 10.5 To the nearest hundredths, 10.48