x by powers of 10
2 x 2 digit mult.
3 x 2 digit mult.
area model
100

84 x 100

8400

100

25 x 10

250

100

175 x 14

2450

100

Use the area model to find the partial products for 10 x 24

200

40

0

0

= 240

200

18 x 103

18,000

200

62 x 84

5,208

200

109 x 47

5,123

200

Use the area model to find the partial products for 24 x 37

600

140

120

28

= 888

300

Fill in the missing exponent

5 x 10= 5

0

300

18 x 74

1,332

300

410 x 44

18,040

300

Use the area model to find the partial products for 41 x 23

800

120

20

3

= 943

400

To find 61 x 1,000, place _____ zeros on the end of 61 to form the product of ______

3

61,000

400

91 x 59

5,369

400

125 x 13

1,625

400

Use the area model to find the partial products for 245 x 62

12,000

2,400

300

400

80

10

= 15,190

500

Which is equivalent to multiplying a number by 102?

100

500

58 x 36

2,088

500

999 x 32

31,968

500

Use the area model to find the partial products for 461 x 73

28,000

4,200

1200

180

7

3

= 15,190