490
170 is already at the nearest ten. It will round up to 200 to be to the nearest 100.
To the nearest ten cents it will round up to give 67.20 as your answer. It would round down to 67 for the nearest dollar.
Round it up - to 140.
No because 561 rounded to the nearest ten is 560
You round the .28 up to a .3
It will round up to 200,000.
39730
7330
330
830
Rounding 168 to the nearest 10, you would round it up to 170.