Decimals and Place Value

Exponents

100

The number equal to 10³

1000

200

Name the exponetial form of 10 x 10 

10²

300

Name the exponential form of 10 x 10 x 10 x 10 

10⁴

400

The exponential form of 10,000

10⁴

500

Name the exponential form of 1,000 x 1,000.

10⁶

Multiplying by 10, 100, 1000

100

4 x 10

40

200

20 x 10

200

300

3.467 x 100

3, 467

400

.78 x 1000

780

500

8.678 x 10⁴

86,780

Dividing by 10, 100, 1000

100

30 / 10

3

200

400/ 100

4

300

7.34 / 10

7.34

400

2.567 / 100

0.02567

500

.15987 / 10³

159.87

Measurement

100

3m =_____ cm

300

200

12.2 m =_______mm

12,200

300

45 cm =_______m

0.45

400

15,917.5 mm=______m

15.9175

500

97.65mm=_______cm

9.765

Forms

100

Write this number in word from:  24.3

twenty four and three tenths

200

Write this is word form:  1.208

One and two hundred eight thousandths

300

Write this in expanded form:

45.03

(4 x 10) + (5 x 1) + (3 x 0.01)

400

Write this in expanded form:

7,457.233

(7 x 1000) + (4 x 100) + (5 x 10) + (7 x 1) + (2 x 0.1) + (3 x 0.01) + (3 x 0.001)

500

Find the mistake:  The directions were to write this number in expanded form  45.609 

(4 x 10) + (5 x 1) + (6 x .6) + (9 x .01)

(6 x .6) should be (6 x .1) and 

(9 x .01) should (9 x 0.001)