Multiplying by Multiples of 10, 100, 1000
Dividing by Multiples of 10, 100, 1000
Expanded Form
Area Models
Standard Algorithm
100

5 x 10

50

100

120 div 6

20

100

Use expanded form to find: 87 x 2

174

100

Use an area model to find: 88 x 5

440

100

Use the standard algorithm to find: 45 x 2

90

200

3 x 40

120

200

450 div 5

90

200

Use expanded form to find:145 x 5

725

200

Use an area model to find: 78 x 6

468

200

Use the standard algorithm to find: 81 x 3

243

300

2000 x 6

12,000

300

6,400 div 8

800

300

Use expanded form to find: 49 x 3

147

300

Use an area model to find: 194 x 4

776

300

Use the standard algorithm to find: 183 x 9

1,647

400

4 x 500

2,000

400

480 div 8

60

400

Use expanded form to find: 289 x 4

1,156

400

Use an area model to find: 843 x 9

7,587

400

Use the standard algorithm to find: 408 x 7

2,856

500

70 x 800

56,000

500

3000 div 5

600

500

Use expanded form to find: 8,384 x 7

58,688

500

Use an area model to find: 1,768 x 8

14,144

500

Use the standard algorithm to find: 9,074 x 4

36,296