Name that number
Expanded Form
Add Commas
Name the period of the number
What number is in expanded form
100

50

Fifty

100

79

(7 x 10)+ (9 x 1)

100

1345

1,345

100

What period is the number 2 in?

The tens period

100

(4 x 10) + (3 x 1)

43

200

400

Four hundred

200

582

(5 x 100) + (8 x 10) + (2 x 1)

200

410797

410,797

200

What period is 100 in?

The hundred period

200

(2 x 100)+ ( 8 x 10) + (9 x 1)

289

300

3,010

Three Thousand Ten

300

8,483

( 8 x 1,000) + (4 x 100) + (8 x 10) + ( 3 x 1)

300

3459876

3,459,876

300

What period is 10,000 in?

The thousand period

300

(3 x 1,000) + (6 x 100) + (8 x 10) + (4 x 1)

3,684

400

2,000,002

Two million and two

400

829,709

(8 x 100,000) + (2 x 10,000) + (9 x 1,000) + (7x 100) + (0 x 10) + (9 x 1)

400

300683694

300,683,694

400

What period is 10,000,000 in?

The millions period

400

(3 x 100,000)+ (0 x 10,000) + (0 x 1,000) + (8 x 100) + (3 x 10) + (7 x 1)

300,837

500

401,100,005

Four hundred one million one hundred thousand five

500

93,200,584

(9 x 10,000,000) + (3 x 1,000,000) + (2 x 100,000) + (0 x 10,000) + (0 x 1,000) + (5 x 100) + (8 x 10) + (4 x 1)

500

7586469858646

7,586,469,858,646

500

What period is 100,000,000 in?

The millions period

500

(4x 10,000,000) + (0 x 1,000,000) + (1 x 100,000) + (4 x 10,000) + (0 x 1,000) + (0 x 100) + (9 x 10) + (4 x 10)

40,140,094