Rounding 1
Estimating 2
Rounding 2
Estimating 2
100

Round 847 to the nearest ten.

850

100

Estimate 477+92+201

800

100

Round 34 to the nearest 10

30

100

Estimate 7,968 + 23

8,020

200

Round 5,362 to the nearest ten.

5,360

200

Estimate 38-26

10

15

200

Round 66,825 to the nearest hundred

66,800

200

Estimate 139 - 74

75

70

300

Round 411,789 to the nearest hundred

411,800

300

Estimate 159+72

170

300

230

300

Round 19,704 to the nearest ten

19,700

300

Estimate 467 + 812 + 22

1,320

1,270

400

Round 38,374 to the nearest hundred.

38,400

400

Estimate 158 - 78

80

120

400

Round 175,431 to the nearest ten-thousand

180,000

400

Estimate 7,328 - 233

6,800

7,100

500

Round 123,731 to the nearest ten-thousand

120,000

500

Estimate 3,763 + 8,233

12,000

500

Round 399,439 to the nearest ten-thousand

400,000

500

Estimate 17,890 - 476

17,500

17,400

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