It is: 1,000
145
840
1000
1000
84.2% = 0.842 = 842/1000 or 421/500 in fraction
It ends with a 2, so it must be rounded down to 840.
1000
1000
1000
It is: 500 to the nearest 100 but zero to the nearest 1000
To the nearest ten, 980 To the nearest hundred, 1000
1000