round to the nearest 10
round to the nearest 100
round to the nearest 1,000
100

round 27 to the nearest 10

answer is 30

100

round 105 to the nearest 100

100

100

round 1012 to the nearest 100

1000

200

round 31 to the nearest 10 

30

200

round 125 to the nearest 100

100

200

round 1,250 to the nearest 100

1000

300

 round 54 to the nearest 10

50

300

round 231 to the nearest 100

200

300

round 5000 to the nearest 100

5000

400

 round 41 to the nearest 10

40

400

round 598 to the nearest 100

600

400

round 5,789 to the nearest 100

6000

500

 round 79 to the nearest 10

80

500

round 891 to the nearest 100

900

500

round 8,909 to the nearest 100

9000