Exploring Whole Numbers and Decimal Numbers

Expanded Form

100

203

200 + 3

200

3965

3000 + 900 + 60 + 5

300

66, 666

60,000 + 6000 + 600 + 60 + 6

400

6.75

6 ones + 7 tenths + 5 hundredths

500

97. 098

9 tens + 7 ones + 0 tenths + 9 hundredths + 8 thousandths

How would you say this number?

100

165, 304

one hundred sixty five thousand three hundred four

200

0.5

five tenths

300

0.75

seventy five hundredths

400

1, 607, 006

One million six hundred seven thousand six

500

356.007

three hundred and fifty six and seven thousandths

Rounding Whole Numbers

100

Round 34 to the nearest ten

30

200

Round 156 to the nearest hundred

200

300

Round 27, 356 to the nearest thousand

27, 000

400

Round 789, 999 to the nearest hundred thousand

800, 000

500

Round 156, 485 to the nearest hundred

156, 500

Rounding Decimal Numbers

100

Round 0.56 to the nearest tenths

0.60

200

Round 1.34 to the nearest ones

1

300

Round 3.647 to the nearest hundredths

3. 650 or 3.65

400

Round 67.777 to the nearest tens

68

500

Round 6.899 to the  nearest hundredth

6.90

Comparing Numbers

100

True or false:  9078 > 9087

False

200

Order these numbers from least to greatest:

0.65    0.60     0.64

0.60, 0.64, 0.65

300

Which is greater?

1, 207, 389  or 1, 207, 298

1, 207, 298

400

Which is greater? 

4.5 or 4.50

They are the same

500

Tell me 3 numbers greater than 3.6

will vary