Math in Focus Chapter 1- 1.1 and 1.2

Numbers to 10,000,000

100

Finish the expanded form: 

6,408,035 = 6,000,000 + ________+ 8,000 + 30 + 5 

400,000

200

Finish the expanded form: 

7,260,150 =_______+ 200,000 + 60,000 + 100 + 50

7,000,000

300

The digit 2 in the number 7,296,000 stands for

200,000

400

 In 7,296,000 the value of the 6

6,000

500

Finish the expanded form:

2,300,598 = 2,000,000 + _________+ 500 + 90 + 8

300,000

Multiplying Two-Digit Numbers by 10

100

29 x 10=

290

200

34 x 10=

340

300

50 x 10=

500

400

73 x 10=

730

500

98 x 10=

980

Multiplying Three-Digit Numbers by 10

100

240 x 10=

2,400

200

560 x 10=

5,600

300

217 x 10=

2,170

400

321 x 10=

3,210

500

800 x 10=

8,000

Multiplying Four-Digit Numbers by 10

100

2,584 × 10 =

25,840

200

1,206 × 10 =

12,060

300

3,650 × 10=

36,500

400

4,281 x 10=

42,810

500

5,600 x 10=

56,000

Multiply Whole Numbers by tens

100

59 x 20=

1,180

200

63 x 40=

2,520

300

95 x 60=

5,700

400

217 x 50=

10,850

500

439 x 20=

8,780