Math Facts
Rounding to Tens
Rounding to Hundreds
Rounding to Thousands
Vocabulary
100

2+4

8

100

18

20

100

353

400

100

1200

1000

100

single number used to represent a value in math

digit

200

5+3

15

200

24

20

200

671

700

200

3402

3000

200

the amount or how much a digit is worth

value

300

12+4

16

300

68

70

300

155

200

300

9102

9000

300

the position of a digit in a number

place value

400
8+16

24

400

261

260

400

1932

1900

400

4589

5000

400
What is this? 1000+200+30+1 = 1,231

expanded form

500

22-10

11

500

134

130

500

2498

2500
500

9823

10,000

500

What is this? 891

standard form

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