Expanded Notation using Indices
Multiply by 10
Multiply by 100 or 1,000
Divide by 10
Divide by 100 or 1,000
Write the number
100

Write 440 in expanded notation using index notation.

(4 x 102) + (4 x 101)

100

5 x 10

50

100

3 x 100

300

100

100  divide 10

10

100

1,000  divide 10

100

100

Write the number eleven thousand and two.

11,002

200

Write 3,560 in expanded notation using index notation.

(3 x 103) + (5 x 102) + (6 x 101)

200

600 x 10

6,000

200

4.2 x 100

420

200

120  divide 10

12

200

1,000  divide 100

10

200

Write the number three thousand and five point one

3,005.1

300

Write 13,564 in expanded notation using index notation.

(1 x 104) + (3 x 103) + (5 x 102) + (6 x 101) + 4

300

7.2 x 10

72

300

0.134 x 100

13.4

300

56  divide 10

5.6

300

1,000  divide 1,000

1

300

Write the number one million, forty thousand and three.

1,040,003

400

Write the number 3,452 in expanded notation using index notation.

(3 x 103) + (4 x 102) + (5 x 101) + 2

400

0.24 x 10

2.4

400

12.4 x 1,000

12,400

400

10.2  divide 10

1.02

400

40.2  divide 100

0.402

400

Write the number thirty-two hundredths as a decimal.

0.32

500

Write 1,050,000 in expanded notation using index notation.

(1 x 106) + (5 x 104)

500

0.12 x 10

1.2

500

0.0134 x 1,000

13.4

500

0.2  divide 10

0.02

500

870.2  divide 1,000

0.8702

500

Write the number three thousandths as a decimal.

0.003

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