Rounding Numbers
Add Numbers
- Large Numbers
Round and Add
Round and -
100

Round 4,576 to the nearest thousand

5,000

100

456,232 + 324,443= 

780,675

100

5,673 - 2,125

3,548

100

3, 456 + 2,234= 

5,000

100

5,341 - 2,654= 

2,000

200

Round 3,132 to the nearest thousand

3,000

200

23,032 + 12,570=

35, 602

200

6,853- 2,354= 

4,499

200

45, 609 + 34,321=

80,000

200

3,240 - 1,564=

1,000

300

Round 56,341 to the nearest hundred

56,300

300

258,369 + 417,065=

675, 434

300

79,652 - 58,143

21,509

300

245,009 + 34,543= 

280,000

300

28,462- 19,453 = 

10,000

400

Round 256,212 to the nearest ten thousand

260,000

400

12,678 + 21,354= 

34,032

400

67,341 - 38,492

28,849

400

325,034 + 654,343= 

900,000

400

567,101- 386,422 = 

200,000

500

round to the nearest ten thousand 2,236,543 

2,240,000

500

411,725+ 89,025= 

500,750

500

56,700 - 37,925

18,775

500

Joe had about 234 books. Mike gave him 345 more books.  ABOUT how many books does Joe have in all?

500

500

Porsche has about 789,324 birds.  Pi takes about 369,233 of them.  About how many birds does Porsche have left? 

400,000

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