Writing Numbers
Expanding Numbers
Place Value Relationships
Rounding
Comparing
100

Write using base-ten numerals: 

four hundred twenty-six thousand, three hundred eighty-six

426,386

100

Write in expanded form: 143,424

100,000+40,000+3,000+400+20+4

100
Tell the values of the 3s in the number:


13,345

3,000

300

100

Round to the nearest hundred:

129,683

129,700

100
Compare:


234,721   ()   233,789

234,721 > 233,789

200

Write using base-ten numerals: 

three hundred thousand, two hundred fifty-four

300,254

200

Write in expanded form: 305,027

300,000+5,000+20+7

200

Tell the values of the 9s in the number:


945,993

900,000

900

90

200

Round to the nearest thousand:

346,428

346,000

200


Compare Boone County to Kenton County.

131,533 < 166,051 so Boone's population is less than Kenton's population.

300

Write in word form: 

13,005

thirteen thousand, five

300

Write in expanded form: 15,520

10,000+5,000+500+20

300
True or false:

In the number 344,687, the first 4 is ten times greater than the second 4.

True

300

Round to the nearest ten thousand:

38,421

40,000

300

Compare Campbell County to Boone County.


93,152 < 131,533 so Campbell's population is less than Boone's.

400

Write in word form: 

107,037

one hundred seven thousand, thirty-seven

400

Write in standard form: 20,000+300+40+6

20,346

400

True or False:

In the number, 646,283, the first 6 is ten times greater than the second 6.

False

400

Round to the nearest ten thousand:

221,490

220,000

400

Compare:

43,652  ()  43,652

43,652 = 43,652

500

Write in word form and using base-ten numerals: 

20,000+3,000+50+6

twenty-three thousand fifty-six

23,056

500

Write in standard form: 800,000+3,000+200+10+1

803,211

500

True or False:

In the number, 438,829, the first 8 is ten times greater than the second 8.

True

500

Round to the nearest ten.

25,649

25,650

500

Compare:

32,098  ()  3,209

32,098 > 3,209

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