Name: _________________________________________________

Number Name

Word Form

ten thousands

thousands

hundreds

tens

ones

tenths

hundredths

thousandths

Exponential Form

104

103

102

101

100

10-1

10-`2

10-3

Expanded Form

Expanded

Notation

  1. Multiply by Whole Number Power of Ten

Number Name

Word Form

ten thousands

thousands

hundreds

tens

ones

tenths

hundredths

thousandths

Exponential Form

104

103

102

101

100

10-1

10-`2

10-3

Expanded Form

10,000

1,000

100

10

1

1/10

0.1

1/100

0.01

1/1000

0.001

75.54 X 102

B. Divide by Whole Number Powers of Ten

Number Name

Word Form

ten thousands

thousands

hundreds

tens

ones

tenths

hundredths

thousandths

Exponential Form

104

103

102

101

100

10-1

10-`2

10-3

Expanded Form

10,000

1,000

100

10

1

1/10

0.1

1/100

0.01

1/1000

0.001

865.54  102

BASE TEN PLACE VALUE SYSTEM

Number Name

Word Form

ten thousands

thousands

hundreds

tens

ones

tenths

hundredths

thousandths

Exponential Form

104

103

102

101

100

10-1

10-`2

10-3

Expanded Form

10,000

1,000

100

10

1

1/10

0.1

1/100

0.01

1/1000

0.001

Evaluate the Expressions Below

Multiply (More/Increase): Decimal Moves to Right

Divide (Decrease): Decimal Moves to Left

65.25 X 102 =

75.15 X 102 =

75.15  102 =

1735.15  103 =

341.25 X 103 =

5.15  102 =

95.23 X 104 =

123.05  103 =

4.025  102 =

100.5  102 =

25.05 X 102 =

65.015 X 103 =

82.123  104 =

5.2 X 102 =

792.15  104 =

4.125  103 =

PRACTICE

Evaluate the Expressions Below

Multiply (More/Increase): Decimal Moves to Right

Divide (Decrease): Decimal Moves to Left

105.256 X 102 =

2.103 X 102 =

95.5  102 =

725.15  103 =

398.235 X 103 =

9.162  102 =

45.13 X 104 =

113.65  103 =

3.125  102 =

999.5  102 =

185.005 X 102 =

6.2 X 103 =

987.153  104 =

8.2 X 102 =

791.35  104 =

88.125  103 =